Which of the following contain the same number of atoms ? (Given: Molar mass in g mol ⁻¹ of H, He, O and S are 1, 4, 16 and 32 respectively) A. 2 g of O₂ gas B. 4 g of SO₂ gas C. 1400 mL of O₂ at STP D. 0.05 L of He at STP E. 0.0625 mol of H₂ gas. Choose the correct answer from the options given below:

Some Basic Concepts in Chemistry: JEE Main 2026 Chemistry question

JEE Main 2026 · 6 Apr, Evening shift · Q51

JEE Main 20266 Apr, Evening shiftChemistryMediumSome Basic Concepts in Chemistry88× since 2002

Which of the following contain the same number of atoms ? (Given : Molar mass in g mol

^{-1}

of H, He, O and S are 1, 4, 16 and 32 respectively) A. 2 g of

\mathrm{O_2}

gas B. 4 g of

\mathrm{SO_2}

gas C. 1400 mL of

\mathrm{O_2}

at STP D. 0.05 L of He at STP E. 0.0625 mol of

\mathrm{H_2}

gas. Choose the correct answer from the options given below :

JEE Main 2026 Some Basic Concepts in Chemistry Question with Solution (6 Apr Evening shift, Q51) | JEE Arc