The general molecular formula of alkynes is______________.

C_{n} H_{2 n}

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C_{n} H_{2 n - 4}

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C_{n} H_{2 n - 2}

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C_{n} H_{2 n + 2}

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Solution

The correct option is D $C_{n} H_{2 n - 2}$
The general formula of alkynes is ; $C_{n} H_{2 n - 2}$

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C_{n} H_{2 n}

is the general formulae of_______.

2nd member of homologous series having general formula $C_{n} H_{2 n - 2}$

C_{n} H_{2 n - 1} C O O H

is the general formula for:

Q. Which of the following pairs of homologous series is represented by the general molecular formula

C_{n} H_{2 n - 2}

(a) Give the general name of the class of compounds having the general formula $C_{n} H_{2 n - 2} .$ Write the name of the first member of this homologous series.
(b) The general formula of a homologous series of carbon compounds is $C_{n} H_{2 n} .$ Write the molecular formulae of the second and fourth members of the series.
(c) Write the molecular formulae of the third and fifth members of homologous series of carbon compounds represented by the general formula $C_{n} H_{2 n + 2}$

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The general molecular formula of alkynes is______________.

The correct option is D CnH2n−2The general formula of alkynes is ; CnH2n−2

The correct option is D $C_{n} H_{2 n - 2}$
The general formula of alkynes is ; $C_{n} H_{2 n - 2}$