State ‘T’ for true and ‘F’ for false.
I) In 2,3,3 - trimethyl hexane, the number of secondary carbon atoms is 2.
II) Organic compounds of carbon and hydrogen containing six electrons shared between two carbon atoms are called olefins.
III) The number of structural isomers possible for the organic compound having molecular formula $C_{4} H_{8} I_{2}$ is 7.
IV) Secondary prefix for ketone is keto or oxo.
V) $C H_{3} C H (C l) C H_{2} C H_{2} C H_{3} a n d C H_{3} C H_{2} C (C l) {(C H_{3})}_{2}$ show both position and chain isomerism.

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I – F, II – F, III – T, IV – F, V - F

I – T, II – F, III – T, IV – T, V – T

I – T, II – F, III – F, IV – T, V - F

I – T, II – T, III – F, IV – T, V – T

answer is A.

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Detailed Solution

I – T, II – F, III – F, IV – T, V – F.

True Statement

2) Secondary prefix for ketone is keto or oxo.

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