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Question 2 :
Elements reacts to form new compounds and the composition of new substance is :

Question 3 :
Indicate whether the following statement is true or false. <br/>Elements are made up of compounds.<br/>

Question 8 :
Assertion: Properties of a compound are entire different from the properties of the elements it is made up of. Reason: Chemical compound is water, a liquid that is nonflammable and does not support combustion. It is composed of two elements: hydrogen, an extremely flammable gas, and oxygen, a gas that supports combustion.

Question 9 :
Assertion: On heating, a solid usually changes to a liquid and the liquid on further heating changes to the gaseous state. Reason: Arrangement of constituent particles is different in solid, liquid and gaseous state.

Question 11 :
A liquid cannot be compressed because it has a fixed volume