# Which of the Following Hydrocarbons is Unsaturated? C3h4; C2h6 - Science

Which of the following hydrocarbons is unsaturated?
C3H4; C2H6

#### Solution

C3H4 (CnH2n-2) is an unsaturated hydrocarbon. It has three carbon atoms, of which two carbon atoms are connected by a triple bond. Here, is 3. Now, substituting in the formula of the alkynes, we get,  C_3H_(2-3-2)= C_3H_4 .This compound is called propyne. C2H6 is a saturated hydrocarbon with two carbon atoms bonded by a single bond.

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#### APPEARS IN

Lakhmir Singh Class 10 Chemistry (Science)
Chapter 4 Carbon And Its Compounds
Q 70 | Page 225