Given below are two statements: one is labelled as Assertion (A) and the other is…

Chemistry · NEET · NTA ExamsClassification of Elements and Periodicity in Properties

Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R).

Assertion (A): Atomic size increases along a period.

Reason (R): Effective nuclear charge increases as the atomic number increases resulting in the increased attraction of electrons to the nucleus.

In the light of the above statements, choose the most appropriate answer from the options given below:

  1. (A) is correct but (R) is not correct
  2. (A) is not correct but (R) is correct
  3. Both (A) and (R) are correct but (R) is the correct explanation of (A)
  4. Both (A) and (R) are correct but (R) is not the correct explanation of (A)

Answer

(B) (A) is not correct but (R) is correct

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