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Which of the following halogens has the least affinity towards hydrogen?

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Question

Which of the following halogens has the least affinity towards hydrogen?

Options

  • F2

  • Cl2

  • Br2

  • I2

MCQ
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Solution

I2

Explanation:

Iodine has the least affinity for hydrogen of all the halogens. A catalyst is required for the reaction of iodine with hydrogen.

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