Which fuel has the highest calorific value?

What is the physical state of water at 250⁰ C?

What are the main constituents of LPG ?

How many carbon atoms are present in a molecule of propene?

The noble gas used in radiotherapy is

Which of the following metal have the highest Melting point?

What is the colour of base?

Which of the following statements about colloids is NOT true?

Which gas is most abundant in the Earth's atmosphere.

Aqua regia, which can dissolve gold, is a freshly prepared mixture of concentrated hydrochloric acid and concentrated ______.