Question

You have been given an unknown solution and an unknown element. When you put the element in the solution you found hydrogen gas being evolved. Based on the activity following statements are interpreted.
i. The solution is an acid and the element is a metal.
ii. The solution is a base and the element is a metal
Considering the above statements choose the correct option?
a)Only statement (i) is true. b) Only statement (ii) is true c) Neither (i) nor (ii) is true d) Either (i) or (ii) is true​

Answer 1

Answer:

Place each of the metals in turn in a clean test-tube containing water and labeled with the symbol of the metal added. If bubbles of a gas are evolved, test the gas with a lighted match, this is called the pop test. If there is a slight explosion or pop hydrogen has been displaced from the acid

Explanation: