Question

Take kmno4 in a dry test tube and heat it bring a glowing incense stick to the mouth of a test tube​

Answer 1

Take kmno4 in a dry test tube and heat it bring a glowing incense stick to the mouth of a test tube

Answer 2

Answer:

Bring a glowing incense stick to the mouth of the test tube. When potassium permanganate is heated, it decomposes to form potassium mangnate, manganese dioxide. and oxygen. In this reaction, potassium permanganate decomposes with absorption of heat and oxygen is evolved.