Assertion :In a period noble gas has largest atomic radius. Reason: In case of noble gases vander Waal's radius is defined and there is much interelectronic repulsion.

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 A Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
$r_{v a n d e r W a l l^{'} s} > r_{m e t a l l i c} > r_{c o v a l e n t}$ . Noble gases experience largest inter electronic repulsions because of its completely filled valence shell electron configuration, $n s^{2} n p^{6}$ .

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Similar questions

Assertion (A) Bond angle in ethers is slightly less than the tetrahedral angle.
Reason (R) There is a repulsion between the two bulky (- R) groups.
(a) Assertion and reason both are correct and reason is correct explanation of assertion.
(b) Assertion and reason both are wrong statements.
(c) Assertion is correct statement but reason is wrong statement.
(d) Assertion is wrong statement but reason is correct statement.
(e) Both assertion and reason are correct statements but reason is not correct explanation of assertion.

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