Which of the following is not true about phosphine?(a) Phosphine is a colorless gas(b) Phosphine has a rotten fish smell(c) Phosphine is inflammable(d) Phosphine is highly poisonousThe question was asked in a national level competition.The question is from P-Block Elements topic in portion P-Block Elements of Chemistry – Class 12

Which of the following is not true about phosphine?(a) Phosphine is a

1.	Which of the following is not true about phosphine?(a) Phosphine is a colorless gas(b) Phosphine has a rotten fish smell(c) Phosphine is inflammable(d) Phosphine is highly poisonousThe question was asked in a national level competition.The question is from P-Block Elements topic in portion P-Block Elements of Chemistry – Class 12
Answer» The correct choice is (C) PHOSPHINE is inflammable The best explanation: Phosphine is a colorless gar with rotten FISH smell and is highly poisonous. In PURE STATE, phosphine is non-flammable but becomes inflammable owing to the presence of P2H4 or White phosphorous (P4) vapours.

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