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Nucleophilic Substitution in Alkyl Halides

For a given r...

Question

For a given reaction, $C_{7} H_{8} (1) + 9 O_{2} (g) \to {7 C O}_{2} (g) + {4 H}_{2} O (1)$ the calculated and observed heats of reaction are respectively 232 and 50.4 kJmol $^{- 1}$
The resonance energy for it will be :

A

160 kJmol

^{- 1}

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B

+172.2 kJmol

^{- 1}

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C

+181.6 kJmol

^{- 1}

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D

-181.6 kJmol

^{- 1}

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Solution

The correct option is D -181.6 kJmol $^{- 1}$
Hence, Option D is correct.

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Nucleophilic Substitution in Alkyl Halides

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