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Home Questions 2WTRPFEWGM
Target Exam

CUET

Subject

Chemistry

Chapter

Inorganic: P Block Elements

Question:

In each of the following question, a statement of Assertion (A) is given followed by a corresponding statement of Reason (R). Choose the correct answer as:

Assertion (A): F—F bond in F2 molecule is weak.

Reason (R):  F atom is small in size.

Options:

If both assertion and reason are true, and reason is the correct explanation of the assertion.

If both assertion and reason are true, but the reason is not the correct explanation of the assertion.

If the assertion is true, but the reason is false

If both assertion and reason are false.

Correct Answer:

If both assertion and reason are true, but the reason is not the correct explanation of the assertion.

Explanation:

Correct Explanation: Due to small size, the lone pairs of electrons on F-atom repel the bond pair between F-atoms. Therefore, F—F bond in F2 molecule is weak.

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