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Assertion(A): In Bromine atom 4p electrons will experience the lowest effective nuclear charge.
Reason (R) : The Bromine atom contains five electrons in 4p subshell.

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Both (A) and (R) are true and (R) is the correct explanation of (A)

(A) is true and (R) is false

Both (A) and (R) are false.

Both (A) and (R) are true and (R) is not the correct explanation of (A)

answer is B.

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Detailed Solution

The distance between 4p electrons and the nucleus is very long, hence it experiences the lowest effective nuclear charge.

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