Which of the following gives sodium hydroxide along with hydrogen gas on reaction with water

Which of the following metal dissolves in sodium hydroxide with the evolution of hydrogen?

Which of the following metals dissolve in sodium hydroxide with the evolution of hydrogen?

Which of the following metals on reaction with sodium hydroxide solution produce hydrogen gas ? 1. Cu 2. Al 3. Fe 4. Zn

Write the balanced equations for the following reaction . Sodium hydrogen carbonate on reaction with hydrochloric acid gives sodium chloride, water and liberate carbon dioxide.

Which one of the following undergoes reaction with 50% sodium hydroxide solution to give the corresponding alcohol and acid

Which one of the following undergoes reaction with 50% sodium hydroxide solution to give the corresponding alcohol and acid?