Question

Q2. When Zinc metal is treated with a dilute solution of a strong acid, a gas is evolved, which is utilised

in the hydrogenation of oil. Name the gas evolved along with a test to detect the gas formed. ​

Answer 1

Answer:

Hydrogen gas. It burns with a pop sound when a match stick is brought near the gas. Explanation: When Zinc is treated with a strong acid such as , zinc being more reactive than hydrogen displaces hydrogen from its salt solution and thus produce zinc chloride and hydrogen gas.