Molecule with linear shape (besides CO₂):
ABeF₂
BH₂O
CSO₂
DNH₃
Answer & Solution
Correct answer: A. BeF₂
BeF₂: Be has 2 bond pairs, no lone pairs → sp hybridization, linear (180°). NH₃ is pyramidal; SO₂ is bent (lone pair on S); H₂O is bent.
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