Question

An element X on reacting with oxygen
forms an oxide X2O. This Oxide dissolves
in water and turns red litmus blue. State
whether element X is a metal or a non
metal. Explain with proper example​

Answer 1

Explanation:

Na reacts with oxygen and form Na2o the its dissolve water form NaOH which is alkali and basic in nature so it's turns red litmus in blue