Question

explain role of iodic acid prepartion of ethyl iodine dilactic acid inactive why​

Answer 1

Answer:

Iodination of alkanes is carried out in the presence of iodic acid.

The iodination reaction is a reversible reaction.

HI is a strong reducing agent and it reduces alkyl iodide back to alkane.

R−H+I

2

⇌R−I+HI

To prevent this, some oxidizing agents such as mercuric oxide (HgO), iodic acid (HIO

3

) or dil. nitric acid

(HNO

3

) are used which decompose HI acid.

5R−H+2I

2

+HIO

3

→5R−I+3H

2

O

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