Assertion :2,2-Dimethylbutane does not have any tertiary carbon atom. Reason: Tertiary carbon atom is attached to three carbon atoms.

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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Both Assertion and Reason are incorrect

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Solution

The correct option is A Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
Structure of 2,2-Dimethylbutane $\Rightarrow$
$C H_{3} - C H_{3} | C | C H_{3} - C H_{2} - C H_{3}$
The structure has only primary, secondary and quaternary carbon atoms. It does not have any tertiary carbon atom. Tertiary carbon atom is attached to three carbon atoms.
Hence, both Assertion and Reason are correct and Reason is the correct explanation for Assertion.

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(c) Assertion is correct statement but reason is wrong statement.
(d) Assertion is wrong statement but reason is correct statement.
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