Question

You are Given our Cornick of class containing zinc granules.it is The fitted with the thistle funnel And a delivery tube.You are asked to put a few drops of dilute hydrochloric acid into it
i) what do you observe
ii) Name the type of reaction
iii) it is a physical or chemical change
iv) Write the chemical equation involved

Answer 1

1. We can observe the production of H2 gas.
2. The H2 gas burns with a pop sound.
3. Exothemic reaction
4. Chemical change
5. Zn + 2HCl -> ZnCl2 +H2

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