5 JEE Main 2014 Some Basic Concepts of Chemistry previous-year questions with verified answers and step-by-step solutions.
These are the JEE Main 2014 previous-year questions from the Some Basic Concepts of Chemistry chapter of Chemistry. Each links to a full solution with a verified answer key. To see the whole chapter across all years, visit the Some Basic Concepts of Chemistry chapter hub.
The amount of oxygen in 3 . 6 moles of water is:
Dissolving 120 g of a compound of (mol. wt. 60) in 1000 g of water gave a solution of density 1.12 g/mL. The molarity o…
A gaseous compound of nitrogen and hydrogen contains 12.5 \% (by mass) of hydrogen. The density of the compound relativ…
The ratio of masses of oxygen and nitrogen in a particular gaseous mixture is 1 : 4. The ratio of number of their molec…
The amount of BaSO₄ formed upon mixing 100 mL of 20.8 \% BaCl₂ solution with 50 ~mL of 9.8 \% H₂ SO₄ solution will be:…