MPSC State Service 2019 · GS · Question 19 of 97

Which of the following statements are correct? a. HF and H2O are polar molecules. b. CH4 and CO2 are non-polar molecules. c. CO2 and SO2 are non-polar molecules.

Chemistry

Answer: A. a and b

HF and H₂O are polar and CH₄ and CO₂ non-polar, but SO₂ is polar (bent) — so only a and b hold.

Source: MPSC Rajyaseva Prelims 2019 – GS Paper I (Set A), official paper

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