Which of the following do not take part in chemical reaction but help in carrying out the reaction faster.
CO2
O2
KMnO4
All of the above
A catalyst of potassium permanganate (KMnO4) can be used to speed up a chemical reaction.
The gas argon does not take part in chemical reactions. What do you think is its valency?
Ram was carrying out a chemical reaction in a test tube, but accidently he forgot to put the cork on the test tube. The chemical reaction follows the law of conservation of mass.