Question

4. 2. (B) Solve the following questions: (any three)
1) Give difference between
Alkane and alkene 8 points​

Answer 1

Answer:

The difference between alkanes and alkene are as follows:

Explanation:

Alkane:

1. It is a hydrocarbon in which the atoms are connected to each other through a single covalent bond.

2. The general formula of alkanes is: CnH2n+2

3. They burn in air with blue and non-sooty flame.

4. Alkanes undergoes substitution reactions. More over Alkanes are not able to decolorize the red-brown color of Bromine (Br2) water.

Alkene:

1.It is a hydrocarbon in which the atoms are connected to each other through a double bond.

2. The general formula of alkenes is: CH2n

3. They burn in air with a yellow and sooty flame.

4. They undergo addition reactions and not substitution reactions and can decolorize the Red-Brown color of Br2 water.

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