Most Important Selected Qs for JEE AdvancedChemistrySome Basic Concepts of Chemistry

Which of the following compound(s) has/have same number of atoms? (i) 2 ~mole ₂ SO ₄ (ii) 1 mole . Fe _ 2( SO ₄ )₃ (iii) 2 mole Na ₂ C ₂ O ₄ (iv) 44.8 L of C ₂ H ₆ at STP

Options

Ai and ii
Bii, iii and iv
Cii and iii
Diii and iv

Correct answer

D. iii and iv

Step-by-step solution

2 mole H ₂ SO ₄ has 14 mole of atoms 1 ~mole Fe ₂ ( SO ₄ )₃ has 17 mole of atoms 2 mole Na ₂ C ₂ O ₄ has 16 mole of atoms 44.8 L of C ₂ H ₆ has 16 mole of atoms

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