NEET 2025

NEET 2025 Chemistry question on Some Basic Concepts of Chemistry

Among the following, choose the ones with equal number of atoms.
A. 212 g of Na2CO3(s)\text{Na}_2\text{CO}_3\text{(s)} [molar mass = 106 g]
B. 248 g of Na2O(s)\text{Na}_2\text{O}\text{(s)} [molar mass = 62 g]
C. 240 g of NaOH(s)\text{NaOH}\text{(s)} [molar mass = 40 g]
D. 12 g of H2(g)\text{H}_2\text{(g)} [molar mass = 2 g]
E. 220 g of CO2(g)\text{CO}_2\text{(g)} [molar mass = 44 g]
Choose the correct answer from the options given below :
  1. A.
    B, D, and E only
  2. B.
    A, B, and C only
  3. C.
    A, B, and D only
  4. D.
    B, C, and D only
Show answer

Correct option: C

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