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Assertion (A) : In Group 16, oxygen has ...

Assertion (A) : In Group 16, oxygen has highest electron affinity.
Reason (R ) : Oxygen has the smallest atomic radius in the group.

A

Both A and R true and R is the correct explanation of A

B

Both A and R true and R is not a correct explanation of A

C

A is true but R is false

D

A is false but R is true

Text Solution

Verified by Experts

The correct Answer is:
B
Assertion. In group 16, sulphur has the highest electron affinity.
Reason. It is due to relatively compact 2p-subshell in which the electron enters in oxygen.
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Group 16 Oxygen Family

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Knowledge Check

  • Which has the highest electron affinity -

    A
    F
    B
    Cl
    C
    Br
    D
    I

  • Which element has highest Electron Affinity ?

    A
    Be
    B
    B
    C
    Li
    D
    C

  • The element which has highest electron affinity ?

    A
    Oxygen
    B
    Sulphur
    C
    Nitrogen
    D
    Phosphorus
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