JEE Main · Some Basic Concepts in Chemistry · Quiz
5 real JEE Main questions on Some Basic Concepts in Chemistry. Instant scoring and solutions, no signup — see where you stand in ~3 minutes.
Question 1 of 5
MEDIUMA compound contains 40% carbon, 6.7% hydrogen and 53.3% oxygen by mass. If the molar mass of the compound is 180 g/mol, what is its molecular formula?