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Per NCERT §4.1.5 (odd-electron molecules), which species violates the octet rule because of an ODD electron count?
ACH₄ and C₂H₆
BBeCl₂
CH₂O and NH₃
DNO and NO₂
Answer & Solution
Correct answer: D. NO and NO₂
Per NCERT §4.1.5, NO + NO₂ have odd total e⁻, so octet on every atom is impossible.
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