The no. of moles of CO2 molecules formed during combustion reaction of benzene (C6H6) is
a) 6 b) 8 c)10 d)12
Explain the method to find the answer.

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Solution

The reaction occurring is as follows:

2 C₆H₆ + 15 H₂O ---------> 12 CO₂ + 6 H₂O

Thus, there are 6 CO₂ molecules formed per molecule of benzene.
In combustion all C atoms are converted to CO₂
hence no. of C in a molecule = no. of CO₂ molecules.

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Major product formed during the reaction between isobutyl bromide and benzene in presence of anhydrous $A l C l_{3}$ is :

(C_{6} H_{6})

2 C_{6} H_{6} (l) + 15 O_{2} (g) \to 12 C O_{2} (g) + 6 H_{2} O (g)

O_{2}

(C_{6} H_{6})

2 C_{6} H_{6} (l) + 15 O_{2} (g) \to 12 C O_{2} (g) + 6 H_{2} O (g)

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