Question

reaction of Zinc granules with dilute sulphuric acid and testing hydrogen gas by burning

Answer 1

when dilute sulphuric acid reacts with zinc granules they form zincsulphate and hydrogen.

a. hydrogen is evolved and can be tested by keeping a burning matchstick near the test tube you will hear a pop sound .this show that it is hydrogen as it does not support burning

b. metal + acid = salt + hydrogen

Answer 2

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