Question

Two materials A and B are heated separately in air. The product formed is dissolved in water. How will you identify which one is metal?

Answer 1

The metal may be identified with the help of litmus paper. Red and blue litmus paper may be taken. The substance which turns the blue litmus red is a metal.

Answer 2

It will be identified when you are using the help of litmus paper like the colors red and blue. The material that turns the blue litmus red is going to be a metal. Hope this helps.