Acetylene is the first member of a family of hydrocarbons called alkynes. H − C ≡ C − H What is its empirical formula? Options: A . &nbsp C H B . &nbsp C 2 H 2 C . &nbsp ( C H ) 2 D . &nbsp ( C H ) 3

Acetylene is the first member of a family of hydrocarbons called alkynes. H&#x

Question -

Acetylene is the first member of a family of hydrocarbons called alkynes.
$H - C \equiv C - H$

What is its empirical formula?

Options:

A .

C H

B .

C_{2} H_{2}

C .

(C H)_{2}

D .

(C H)_{3}

Answer: Option A
:
A

Empirical formula is made up of simplest whole number ratio of all the elements of the molecule.
In the given case, acetylene is $C_{2} H_{2}$ .

The simplest ratio is CH

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