Question

Copper(II)oxide catalyses the decomposition of aqueous hydrogen peroxide to produce
oxygen and water. In a laboratory experiment, aqueous hydrogen peroxide is shaken with
copper(II)oxide in a test tube.
What is observed in the test tube after the reaction is completed?

A Blue solution is formed
B Black solid and colourless solution formed
C Brown solid and colourless solution formed
D Light blue solid and colourless solution formed​

Answer 1

Explanation:

Hydrogen peroxide slowly decomposes into water and oxygen.

Option a hope it helps Mark as brainlliest pls plspls