Extension Programme is a statement of situation,

What element is used to coat galvanized iron?

Atomic number of an element is equal to the number of ____ in the nucleus.

Which of the following is not the Ore of Aluminium?

The green colour of the leaves is due to-

______ is defined as the number of moles of solute per litre of solution.

The noble gas used in radiotherapy is

Which of the following substances are ozone-depleting?

Select the correct answer from the code given below.

What is the compound used to in Nail polish remover?

What are antibiotics?

What property is shared by isotopes of an element?