SATHEE: pBlock ElementsII 1 Question 15

pBlock ElementsII 1 Question 15

15. Which of the following is the wrong statement? (2013 Main)

(a) $ONCl$ and ${ONO}^{-}$ are not isoelectronic

(b) $O_{3}$ molecule is bent

(d) Ozone is diamagnetic gas

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Answer:

Correct Answer: 15. (c)

Solution:

(a) $ONCl = 8 + 7 + 17 = 32 e^{-}$

${ONO}^{-} = 8 + 7 + 8 + 1 = 24 e^{-}$ (correct)

(b) Central O-atom is $s p^{2}$ -hybridised with 1 lone pair, so bent shape (correct).

(d) $O_{3}$ has no unpaired electrons, so diamagnetic (correct). Hence, (c) is the correct.

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pBlock ElementsII 1 Question 15

15. Which of the following is the wrong statement? (2013 Main)

Answer:

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