CBSE Class 10 science Question Paper 2024

Practice authentic previous year questions for better exam preparation.

Sample Questions

When 2 mL of sodium hydroxide solution is added to few pieces of granulated zinc in a test tube and then warmed, the reaction that occurs can be written in the form of a balanced chemical equation as:
Select from the following a decomposition reaction in which source of energy for decomposition is light: $\mathbf{1}$
A metal and a non-metal that exists in liquid state at the room temperature are respectively: 1
Carbon compounds: (i) are good conductors of electricity. (ii) are bad conductors of electricity. (iii) have strong forces of attraction between their molecules. (iv) have weak forces of attraction between their molecules. The correct statements are:...
Consider the following compounds: $\mathrm{FeSO}_{4} ; \mathrm{CuSO}_{4} ; \mathrm{CaSO}_{4} ; \mathrm{Na}_{2} \mathrm{CO}_{3}$ The compound having maximum number of water of crystallisation in its crystalline form in one molecule is: 1