Acids, Bases and Salts | Class 10 | Activity 2.4 with Solution

Activity 2.4
  • Place a few pieces of granulated zinc metal in a test tube.
  • Add 2 mL of sodium hydroxide solution and warm the contents of the test tube.
  • Repeat the rest of the steps as in Activity 2.3 and record your observations.
✅ Answer: Here also, hydrogen is formed. 

2NaOH(aq) + Zn(s) Na2ZnO2(s) + H2(g)

                                    (Sodium zincate)


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