भारत के किस 

Milk tastes sour when kept in the open for sometimes due to the formation of-

Dry powder fire extinguishers contain

The pH of a neutral solution is —

Identify the process that breaks down long-chain hydrocarbons into simpler molecules.

Potassium Permanganate is used for purifying drinking water, because it – 

Soap is prepared by boiling caustic soda with -

Hydrogen exhibits properties similar to which groups in the periodic table?

Which of the following glass absorbs ultraviolet rays which are harmful for the eyes?

Which of the following is used in alcoholic drinks?

Which element is known as the 'King of Chemicals.