Assertion :Boron has unusually high melting point. Reason: Boron shows nonmetallic character.

Both Assertion and Reason are correct and Reason is the correct explanation for Assertion

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Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion

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Assertion is correct but Reason is incorrect

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Assertion is incorrect but Reason is correct

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Solution

The correct option is B Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion
Boron has an unusually high melting point because it has icosahedral structure.
Boron shows nonmetallic character. because it does not passes electricity through it.
So Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion
Hence option B is correct.

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