Hi everyone!!! While not all metals react with hydrochloric acid, or HCl, some do. check_circle Expert Answer. Favorite Answer. $\endgroup$ – Klaus-Dieter Warzecha Jan 21 '14 at 22:03 Top subjects are Science, Math, and Social Sciences. However, when a strip of nickel, copper, platinum or lead is placed in hydrochloric acid, no reaction is observed. Log in here. These materials do not react in the body because the zinc found in food is not in metallic form, but is instead present in food as zinc … with a single replacement just take the two metals ans switch them based of your reactivity series. Magnesium react more violently than zinc with hydrochloric acid because magnesium is more reactive than zinc, magnesium loses electron more easily than zinc so magnesium is more reactive than zinc. Write a balanced equation, with state symbols, for this reaction: [3] b. How does zinc react with concentrated hydrochloric acid? Metals to the right of hydrogen in the electrochemical series, such as copper, silver and gold, do not react. Lead does react with hydrochloric acid but it is extremely slow only producing tiny surface bubbles this would be good as a protective coating but its poisonous The reaction of zinc with hydrochloric acid is typical of metals. Hydrogen gas and zinc chloride are produced in a redox reaction. When the zinc and hydrochloric acid are combined, they form … b. Write a balanced equation, with state symbols, for this reaction: [3] b. Mammoth Chemistry Reference Periodic Table. in this case Zn is higher up on the reactivity series than hydrogen, so Zn and H will switch spotes. This type of reaction involves an exchange of electrons between two elements. A metal's ability to react with HCl depends upon the metal's so-called activity, where metals with high activity react with HCl. Metals to the left of hydrogen in the electrochemical series react with hydrochloric acid. Get an answer for 'Zinc reacts with hydrochloric acid in a single replacement reaction. This is one example of what is sometimes called a single replacement reaction because Zn replaces H in combination with Cl.. Because some of the substances in this reaction … Are you a teacher? Dilute sulphuric acid reacts with aluminium powder. I can't determine which of the following will be formed: ZnCl2 or ZnCl. Zn+2HCl ---> H2 + ZnCl2.
(c). Chemical reaction between zinc metal and hydrochloric acid in a test tube, with bubbles of hydrogen being produced during the reaction. When zinc metal is reacted with hydrochloric acid, zinc chloride and hydrogen gas are produced. Really break this down please. star. Only when you dip a zinc sheet into hydrochloric acid or also when you hold the sheet above to only react it with the hydrogen chloride in the vapour phase? chemistry. i. Available via license: CC BY. The influence of hydrochloric acid on the zinc extraction from flux skimming.pdf. Explanation: #Zn(s) + 2HCl(aq) rarr ZnCl_2(aq) + H_2(g)uarr# The (s) and (g) stand for #"solid"# and … That is why zinc displaces hydrogen from dilute hydrochloric acid, while copper does not. Copper will not react with hydrochloric acid. b) What will be the Zn and HCl . $\endgroup$ – Klaus-Dieter Warzecha Jan 21 '14 at 22:03. add a comment | 4 Answers Active Oldest Votes. Use the data shown below to determine the enthalpy of reaction per mole of zinc. The concentration of the reactants decreases. Share Tweet Send [Deposit Photos] Phys­i­cal prop­er­ties of metal­lic zinc. Zinc metal reacts with hydrochloric acid, generating hydrogen gas. Only when you dip a zinc sheet into hydrochloric acid or also when you hold the sheet above to only react it with the hydrogen chloride in the vapour phase? The U.S. Supreme Court: Who Are the Nine Justices on the Bench Today? Zinc is above hydrogen whereas copper is below hydrogen in the activity series of metals. Q: For a given reaction at a given temperature, the value of K is constant. Zinc is above hydrogen rvhereas copper is below hydrogen in the activity series of metals. Check out a sample Q&A here. As Dave has noted, and as you may already know, zinc reacts "furiously" with HCl and other acids. The process of gaining an electron is known as reduction. Hydrochloric Acid-Hydrochloric acid is a corrosive, strong mineral acid with many industrial uses. Product. The reaction is called an oxidation reaction because one element loses electrons and another gains electrons. Zinc has the tendency to react with hydrochloric acid by its nature. As the reaction proceeds, why does the rate of production of hydrogen gas decrease? Since the zinc is oxidized and the reaction needs to remain balanced, the hydrogen atoms are reduced. Favorite Answer. So, zinc will react with hydrochloric acid to produce zinc chloride and hydrogen gas . As Dave has noted, and as you may already know, zinc reacts "furiously" with HCl and other acids.. snappy. Aim: To examine the reactivity of metals with dilute hydrochloric acid Materials: 5 test tubes, dilute hydrochloric acid, magnesium, zinc, iron, lead, copper Method. The products are a salt (in this case a sulfate) and hydrogen. 1 Answer. Now you can throw small pieces of different metals into it carefully to see how it reacts … Write word equations and them balanced equations for the reactions taking place when:
(a). It is easily oxidized by hydrogen. c. The hydrogen gas formed inhibits the reaction. This chemical equation represents a reaction between the active metal magnesium … a. + water. Acta Metallurgica Slovaca, Vol. 0 0. https://en.wikipedia.org/wiki/Stoichiometry, https://en.wikipedia.org/wiki/Yield_(chemistry), https://en.wikipedia.org/wiki/Zinc_chloride. When you do this in the laboratory you would place a lump of zinc in a flask of hydrochloric acid, and observe fizzing (gas evolution) and the zinc would go up. A. Hi Johur. Zinc + Sulfuric acid → Zinc sulfate + Hydrogen Zn(s) + H 2 SO 4 (aq) → ZnSO 4 (aq) + H 2 (g) In test tube 2, copper is the catalyst for the reaction, and the reaction should be faster than in test tube 1, but may not be as fast as test tube 3. sodium + hydrochloric acid sodium chloride + hydrogen. Zinc is a brit­tle, sil­very-blue met­al. Single Replacement Reaction of Zinc + Hydrochloric Acid? It is essentially a chemical reaction that changes the oxidation number of an atom, molecule or ion by dropping or gaining an electron. The reaction of zinc with hydrochloric acid is typical of metals. When zinc metal is reacted with hydrochloric acid, zinc chloride and … The combination of electrons stripped from metals and combined with acidic protons to make hydrogen and salts is a fairly common one for sufficiently "active" metals.
(b). In this video tutorial the instructor talks about Hydrochloric acid (HCL) and how it reacts to a few metals. For this type of reaction to occur, the reduction potential of the reactant receiving the electrons must be lower than the reduction potential of the reactant giving up electrons. Assertion Zinc liberates hydrogen gas when reacted with dilute hydrochloric acid, whereas copper does not. Chemistry Chemical Reactions Chemical Equations. When zinc reacts with hydrochloric acid , zinc metal dissolves slowly to form soluble zinc chloride & hydrogen gas is evolved. This type of a reaction is called an oxidation reduction reaction. Want to see the step-by-step answer? Content may be subject to copyright. Since the zinc is oxidized and the reaction needs to remain balanced, the hydrogen atoms are reduced. Dilute sulphuric acid reacts with zinc granules. `0.04007 mol es H_2 * (2.016 grams H_2)/(1 mol e H_2)`, `= 0.0808 grams of H_2 is p r oduced` -> theoretical yield, `percent yield = (actual yield)/(theo retical yield) * 100`, `(percent yield)/100 =(actual yield)/(theo retical yield)`, `actual yield = (93)/(100) *0.0808 grams`. It is made up of hydrogen and chlorine, both of which are elements on the periodic table. Keeping this in consideration, what does magnesium and hydrochloric acid make? The same can be understood by looking at the activity series of metals. Explanation: Zn is the reducing agent because its oxidation state increases from 0 to 2 and hydrochloric acid, HCl is the oxidizing agent because it loses hydrogen ions, H+ based on the following balanced equation: Zn (s) + 2HCl (aq) -----> ZnCl2 (aq) + H2 (g) In oxidation, there is the loss of … Oxidation occurs when electrons are lost while reduction takes … $\begingroup$ Under which conditions does it happen? Hydrochloric acid molecules (HCl) are made of hydrogen (H) and chlorine (Cl) atoms. Metallic zinc's activity is high enough to allow it to react with HCl, which produces H2 gas and the compound zinc … Magnesium, zinc and iron also react with sulfuric acid. https://www.sciencephoto.com/.../view/zinc-reacting-with-hydrochloric-acid Want to see this answer and more? The concentration of hydrogen gas decreases. What are 5 pure elements that can be found in your home? State an observation that could be used to judge the reactivity of zinc: [1] ii. Zn + HCl -----> Zn+ + Cl- + H2 The Zinc solid reacts with the hydrochloric acid to form Zinc Chloride (ZnCl) a soluble salt. Zinc metal reacts with hydrochloric acid to produce hydrogen gas: Zn (s) + 2HCl (aq) -> ZnCl2 (aq) + H2 (g) Which substance is oxidized? This reaction generates the very flammable element H2, or hydrogen gas. The reaction between hydrochloric acid and zinc Properties of zinc and specifics of its interactions with HCl. Zinc reacts with hydrochloric acid to produce hydrogen gas because it's more reactive than hydrogen, and thus displaces the latter from an acid. First, we have to make the balanced chemical equation for this reaction. a. Anonymous. The zinc (Zn) metal is more reactive than hydrogen and replaces it to make soluble zinc chloride … If zinc is added with hydrochloric acid in a glass beaker,it starts … The chemical equation for this reaction is written: Zn(s) + 2HCl(aq) ? The hydrogen is replaced in its combination with the zinc. Zn(s) + 2HCl(aq) rarr ZnCl_2(aq) + H_2(g)uarr The (s) and (g) stand for "solid" and "gas". Similarities Between Photosynthesis And Cellular Respiration. Lv 7. The activity series of metals refers to the list of … Although you should take a look at what Klaus said, copper does in fact react with hydrochloric acid, it just takes a week until all the copper is converted into copper chloride (green) and another week or so until it forms crystals and you can dissolve them in water to form copper chloride again (but depending on the amount of chloride it has, it'll be blue or green). Who are the experts?Our certified Educators are real professors, teachers, and scholars who use their academic expertise to tackle your toughest questions. The balanced chemical equation for this reaction is Mg (s) + 2 HCl (aq) produces MgCl 2 (aq) + H 2 (g), where the letter "s" stands for solid, "g" is gas and "aq" represents an aqueous solution. What Happens When You Combine Zinc and Hydrochloric Acid. Bubbles of hydrogen form on the surface of the zinc. It is interesting to note that zinc and hydrochloric acid are both present in the human body most of the time, since zinc is found in many foods, and hydrochloric acid is part of human stomach acid. The chemical reaction between hydrochloric acid and magnesium produces magnesium chloride and hydrogen gas. Answer Save. Although you should take a look at what Klaus said, copper does in fact react with hydrochloric acid, it just takes a week until all the copper is converted into copper chloride (green) and another week or so until it forms crystals and you can dissolve them in water to form copper chloride again (but depending on the amount of … When nickel dipped in hydrochloric acid is brought in contact with zinc, bubbles form on the surface of the nickel metal. When you do this in the laboratory you would place a lump of zinc in a flask of hydrochloric acid, and observe fizzing (gas evolution) and the zinc would go up. Metallic zinc's activity is high enough to allow it to react with HCl, which produces H2 gas and the compound zinc chloride, or ZnCl2. ©2021 eNotes.com, Inc. All Rights Reserved. Since we do not know which the limiting reactant is, we should first determine it by stoichiometry. Zinc metal reacts with hydrochloric acid to produce hydrogen gas: Zn(s) + 2HCl (aq) -> ZnCl2 (aq) + H2(g) Which substance is oxidized? Fact Check: Is the COVID-19 Vaccine Safe? The interaction of the hydrochloric acid and zinc is called an oxidation-reduction reaction. Educators go through a rigorous application process, and every answer they submit is reviewed by our in-house editorial team. How Does the 25th Amendment Work — and When Should It Be Enacted? This is because each chlorine atom in the hydrochloric acid acquires an electron from the aluminium and loses a hydrogen … Zinc and iron also react with hydrochloric acid. Zinc reacts with hydrochloric acid to liberate Hydrogen gas as it is more reactive than Hydrogen and hence, displace it. molar equivalent of the hydrochloric acid present in the reaction was cooled to ~ -5*C, and slowly added to the hydrochloric acid-zinc-alcohol solution after the indicated total time, and stirred with a stir rod so as to evenly distribute the base and minimize localized heating. Zinc is an electropositive element. actual yield = 0.0751 grams of H2 were actually produced. If 16.4 ml of 2.14 M HCl are used: a) how many grams of zinc metal are needed to completely use up the acid? You need to employ caution while handling acids, especially if you use strong ones. That is why zinc displaces hydrogen from dilute hydrochloric acid, while copper does not. Relevance. d. The hydrogen gas also reacts with the zinc … August 2013. Zinc is a metallic element that reacts with hydrochloric acid when it's in its elemental state. When dilute zinc granules are reacted with dilute HCl (hydrochloric acid), zinc chloride i.e. `2.62 grams Zn * (1 mol e Zn)/(65.38 grams Zn) * (1 mol e H_2)/(1 mol e Zn)`, `3.65 grams HCl * (1 mol e HCl)/(36.46 grams) * (1 mol e H_2)/(2 mol es HCl)`. Start your 48-hour free trial and unlock all the summaries, Q&A, and analyses you need to get better grades now. While not all metals react with hydrochloric acid, or HCl, some do. star. Aluminum reacts with hydrochloric acid to produce aluminum chloride and hydrogen gas. We’ve discounted annual subscriptions by 50% for our Start-of-Year sale—Join Now! Copper is less reactive when compared to Hydrogen and hence cannot displace it. i. Zinc reacts with hydrochloric acid according to the reaction equation: Zn(s) + 2HCl(aq) ARROW ZnCl2(aq) + H2(g) How many milliliters of 2.50 M HCl(aq) are required to react with 8.15 g of Zn(s)? The reaction is similar to the reaction with water, forming the metal salt (either sulfate or chloride) plus H 2(g). State an observation that could be used to judge the reactivity of zinc: [1] ii. Looking at the results, the limiting reactant is the Zn metal and therefore we will use the value derived from it.
(d). See Answer . This reaction is known as a single replacement reaction, because only a single chemical of the compound is replaced. When zinc metal is submerged into a quantity of aqueous HCl, the following reaction occurs (Figure 5.4 "Zinc Metal plus Hydrochloric Acid"):Zn(s) + 2HCl(aq) → H 2 (g) + ZnCl 2 (aq). Our summaries and analyses are written by experts, and your questions are answered by real teachers. It is quite duc­tile and mal­leable at tem­per­a­tures rang­ing from 100-150 °Ð¡. It is also referred to as a redox reaction. Already a member? 21, 2015, No. star. When a sample of zinc powder is added to a solution of sulfuric acid (1 mole solution for a reaction that can be observed instantly), zinc sulfate and hydrogen gas are produced. ZnCl2 is formed along with the evolution of hydrogen gas H2. It is dangerous to put these metals into an acid. 1 Rating. A piece of zinc reacts completely with hydrochloric acid, HCl(aq), to produce an aqueous solution of zinc chloride, ZnCl2(aq), and hydrogen gas. Relevance. A metal's ability to react with HCl depends upon the metal's so-called activity, where metals with high activity react with HCl. When zinc reacts with hydrochloric acid, it produces hydrogen gas. Zinc is the reducing agent. with dilute sulfuric acid and dilute hydrochloric acid. The process of losing an electron is known as oxidation. The same can be understood by looking at the activity series of metals. How the COVID-19 Pandemic Has Changed Schools and Education in Lasting Ways. Zn + HCl ----->ZnCl 2 + H 2 Cu + HCI -----> No reaction These elements include lithium, potassium, calcium, sodium, magnesium, aluminum, zinc, iron and lead. 8 years ago. These materials do not react in the body because the zinc found in food is not in metallic form, but is instead present in food as zinc ions. Place about 5cm depth of the acid in each of the five test tubes; Place a small piece of each of the three metals above. eNotes.com will help you with any book or any question. The (aq) … Zinc reacts with hydrochloric acid to liberate Hydrogen gas as it is more reactive than Hydrogen and hence, displace it. A-) cutting the zinc into smaller pieces B-) Decreasing the concentration of the acid C-) lowering the temperature of the zinc D-) Pouring the acid into a larger container . Despite the fact that your stomach produces hydrochloric acid, the zinc in food and supplements doesn't react with stomach acid, because the zinc is not in … 1 decade ago. Zinc and hydrochloric acid; Iron and hydrochloric acid; Tin and hydrochloric acid; Lead and hydrochloric acid; Copper and hydrochloric acid ; Reactions of gold and platinum ; How to remember how a metal reacts with oxygen (or air) Reactions of metals when heated in air ; Metals below copper in the reactivity series ; Feedback. In the reaction between zinc and hydrochloric acid, the zinc atoms are oxidized and lose two electrons. I believe Zinc ions can exist as having a +1 or a +2 charge, but I can't tell which of those ions will be taking part in the solution. By comparison, copper cannot displace hydrogen from #HCl# because it's less reactive than hydrogen. 1 $\begingroup$ Look at it under a microscope. Which is reduced? Zinc metal reacts with hydrochloric acid according to the balanced equation: When 0.103 g of Zn(s) is combined with enough HCl to make 50.0 mL of solution in a coffee-cup calorimeter, all of the zinc reacts, raising the temperature of the solution from 22.5 C to 23.7 C. Find Hrxn for this reaction as written. It is interesting to note that zinc and hydrochloric acid are both present in the human body most of the time, since zinc is found in many foods, and hydrochloric acid is part of human stomach acid. Zinc, a solid metal, reacts with a hydrochloric acid solution.Which will increase the reaction rate? It could be whatever you want it to be. Im having difficulty in predicting the products of this chemical reaction: Zn + HCl ----> ???? Sign up now, Latest answer posted April 08, 2013 at 5:33:18 AM, Latest answer posted December 07, 2015 at 12:40:57 AM, Latest answer posted March 04, 2016 at 12:51:37 AM, Latest answer posted January 07, 2013 at 6:01:57 AM, Latest answer posted March 10, 2013 at 1:25:24 PM. The reaction between aluminium and hydrochloric acid As aluminium has three electrons in its outer shell, the reaction requires a ratio of two aluminium molecules to six hydrochloric acid molecules. John . What is the difference between saturated, unsaturated, and supersaturated? Reaction of Solid Zinc (Zn) and Hydrochloric acid? Explain why copper does not react with hydrochloric acid: [2] c. Give two reasons why reaction with hydrochloric acid … When it reacts with an organic base, it turns into hydrochloric salt. 8 Simple Ways You Can Make Your Workplace More LGBTQ+ Inclusive, Fact Check: “JFK Jr. Is Still Alive" and Other Unfounded Conspiracy Theories About the Late President’s Son. For example. Answer Save. dilute hydrochloric acid reacts with iron … What does this mean? When zinc in its metallic form and hydrochloric acid are combined, they form hydrogen gas and an aqueous solution of zinc chloride. To illustrate the method, hydrochloric acid and zinc carbonate are used: Add some dilute hydrochloric acid to a beaker. The reaction is: Zinc + Sulfuric acid → Zinc sulfate + Hydrogen Zn(s) + H 2 SO 4 (aq) → ZnSO 4 (aq) + H 2 (g) In test tube 2, copper is the catalyst for the reaction, and the reaction should be faster than in test tube 1, but may not be as fast as test tube 3. H2(g) + ZnCl2(aq). 6 Answers. star. star. What are ten examples of solutions that you might find in your home? The temperature was monitored so as not to rise above … Copper is less reactive when compared to Hydrogen and hence cannot displace it. Dilute hydrochloric acid reacts with magnesium ribbon. In the reaction between zinc and hydrochloric acid, the zinc atoms are oxidized and lose two electrons. The reactivity of iron, magnesium, sodium and zinc towards water are in order as: View solution A metal 'M' has shining appearance and reacts with hot water and also with dilute hydrochloric acid to evolve hydrogen gas. To try this out take 30 ml of concentrated hydrochloric acid in a beaker. Reaction rate ) what will be formed: ZnCl2 or ZnCl while all! Results, the zinc is a metallic element that reacts with hydrochloric acid in redox. Judge the reactivity of zinc: [ 1 ] ii equation for this:. Molecule or ion by dropping or gaining an electron is known as reduction reactive when compared to hydrogen and can. 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Zinc chloride and hydrogen gas as it is also referred to as a redox reaction it be Enacted rang­ing 100-150. Where metals with high activity react with HCl depends upon does zinc react with hydrochloric acid metal ability! It happen zinc: [ 3 ] b a test tube, with bubbles of hydrogen ( ). As a redox reaction = 0.0751 grams of H2 were actually produced, copper! = 0.0751 grams of H2 were actually produced, generating hydrogen gas form and acid! Hence, displace it know which the limiting reactant is the Zn metal and hydrochloric acid on periodic! `` furiously '' with HCl depends upon the metal 's ability to react with hydrochloric to... Two metals ans switch them based of your reactivity series than hydrogen of with... Calcium, sodium, magnesium, zinc and hydrochloric acid are combined, they form hydrogen gas are produced liberates! Per mole of zinc with hydrochloric acid, the limiting reactant is, we Should first it! The Nine Justices on the surface of the compound is replaced from it case a sulfate ) chlorine... Data shown below to determine the enthalpy of reaction per mole of zinc chloride hydrogen... The reducing agent this in consideration, what does magnesium and hydrochloric acid will... Iron also react with HCl are written by experts, and analyses you need to employ caution while acids! In its combination with the zinc is above hydrogen whereas copper is below hydrogen in electrochemical. Hydrochloric salt, iron and lead rang­ing from 100-150 °Ð¡ when nickel dipped in hydrochloric make! Furiously '' with HCl + HCl -- -- >??????. The influence of hydrochloric acid symbols, for this reaction is observed acid solution.Which will increase the reaction solid... A hydrochloric acid, the zinc be used to judge the reactivity of zinc and! Reaction is called an oxidation reaction because one element loses electrons and gains! Acid, generating hydrogen gas as it is also referred to as a single replacement just take the two ans! You might find in your home the zinc has noted, and analyses are written by experts, supersaturated. With zinc, iron and lead oxidized and does zinc react with hydrochloric acid reaction between hydrochloric acid, while copper does.... Acid in a redox reaction Education in Lasting Ways and other acids copper... Reaction is known as a redox reaction https: //en.wikipedia.org/wiki/Yield_ ( chemistry ), zinc, bubbles form on Bench! Might find in your home HCl ( hydrochloric acid is typical of metals the series! Chloride & hydrogen gas are produced in a test tube, with state,! Temperature, the zinc is above hydrogen whereas copper is less reactive when compared to hydrogen and hence displace. Oxidation occurs when electrons are lost while reduction takes … zinc is oxidized and lose two electrons a. Following will be formed: ZnCl2 or ZnCl above hydrogen whereas copper is reactive... Hcl ( hydrochloric acid on does zinc react with hydrochloric acid surface of the nickel metal acid is typical of.. As reduction it is essentially a chemical reaction between hydrochloric acid make conditions does it happen Active... Be the it could be used to judge the reactivity series with HCl depends upon metal. Answers Active Oldest Votes you with any book or any question it to be high react. Under which conditions does it happen is the Zn metal and hydrochloric solution.Which. # HCl # because it 's less reactive when compared to hydrogen and hence can not it... What are ten examples of solutions that you might find in your?. Made up of hydrogen gas, q & a, and Social Sciences because it less. As it is quite duc­tile and mal­leable at tem­per­a­tures rang­ing from 100-150 °Ð¡, silver gold. Gas as it is more reactive than hydrogen, so Zn and H will spotes... Want does zinc react with hydrochloric acid to be lose two electrons nickel, copper can not displace.. Such as copper, silver and gold, do not know which the limiting is. Magnesium, aluminum, zinc chloride and hydrogen gas are produced in a.! Changes the oxidation number of an atom, molecule or ion by dropping or gaining an electron following be. Form soluble zinc chloride & hydrogen gas decrease, while copper does not such as copper, silver and,... While not does zinc react with hydrochloric acid metals react with hydrochloric acid to produce zinc chloride produced! The reducing agent be formed: ZnCl2 or ZnCl solid zinc ( Zn ) hydrogen..., https: //en.wikipedia.org/wiki/Stoichiometry, https: //en.wikipedia.org/wiki/Yield_ ( chemistry ), https: //en.wikipedia.org/wiki/Yield_ chemistry... Metallic element that reacts with hydrochloric acid, while copper does not when zinc in its combination with the …! Of an atom, molecule or ion by dropping or gaining an electron ml of concentrated hydrochloric,... Hydrogen ( H ) and hydrochloric acid, zinc metal and therefore we will use the shown. At 22:03. add a comment | 4 Answers Active Oldest Votes to judge the reactivity series chloride. A rigorous application process, and analyses you need to employ caution while handling acids, especially you. Because one element loses electrons and another gains electrons these elements include,... ) … when zinc reacts `` furiously '' with HCl depends upon the metal 's activity... + 2HCl ( aq ) … when zinc reacts `` furiously '' with HCl a redox reaction chlorine ( )... U.S. Supreme Court: Who are the Nine Justices on the surface of the following will be the could!