Question

6. when zinc metal is treated with a dilute solution of a strong acid, a gas is evolved, which is utilized in the hydrogenation of oil. I. name the gas evolved. Ii. write the chemical equation of the reaction involved iii. write a test to detect the gas formed

Answer 1

Strong acid =HCL

1)Hydrogen gas is evolved

2)Zn +HCl = ZnCl + H2

3)hydrogen gas can be tested by bringing a burning matchstick near it, it burns with pop sound

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