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Assertion (A) :F atom has less electron ...

Assertion (A) :F atom has less electron than `CI^(Theta)` atom
Reason (R ) : Additional electrons are repelled more effectively by `3p` electron in `CI` atom than by` 2p` electron in F atom

A

If both (A) and (R) are correct and (R) is the correct reason for (A).

B

If both (A) and (R) are correct but (R) is not the correct explanation for (A).

C

If (A) is correct but (R) is incorrect.

D

If (A) is incorrect but (R) is correct.

Text Solution

Verified by Experts

The correct Answer is:
C
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In each of the following questions a Statement of Assertion (A ) is given followed by a corresponding statement of Reason (R ) Just below it . Of the statement mark the correct answer as Assertion . F atom has less negative electron gain enthalpy than C1 atom. Reason . Additional electrons are repelled more effectively by 3p- electrons in C1 than by 2p- electrons in F atom

Statement 1: F atom has a less negative electron affinity than Cl atom statement 2: Additional electrons are repelled more effectively by 3p electrons in Cl atom than by electrons in F atoms

Knowledge Check

  • Assertion: F atom has a less negative electron affinity than CI atom. Reason: Additional electrons are repelled more effectival by 3p electrons in CI atom than by 2p electrons in F atom.

    A
    Both Assertion and Reason are true, and Reason is the correct explanation of Assertion.
    B
    Both Assertion and Reason are true, but Reason is not correct explanation of Assertion.
    C
    Assertion is true but Reason is false.
    D
    Assertion is false but Reason is true.

  • Assertion: F atom has less electron afffinity than Cl atom. Reason: Additional electrons are repelled more strongly by 3p electrons in Cl atom than by 2p electrons in F atom.

    A
    If both assertion and reason are true annd the reason is the correct explanation of assertion
    B
    If both assertion and reason are true but reason is not the correct explanation of assertion
    C
    If assertion is true but the reason is false
    D
    if assertion is false but the reason is true

  • Assertion: F atom has less electron afffinity than Cl atom. Reason: Additional electrons are repelled more strongly by 3p electrons in Cl atom than by 2p electrons in F atom.

    A
    If both assertion and reason are true annd the reason is the correct explanation of assertion
    B
    If both assertion and reason are true but reason is not the correct explanation of assertion
    C
    If assertion is true but the reason is false
    D
    if assertion is false but the reason is true

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    Assertion: F atom has less negative electron gain enthaply than Ci atom. Reason: Additional eletrons are repelled more effectively by 3 p-electronic in Ci than by 2 p-electrons is F atom.

    STATEMENT-1: Fatom has a less negative electron affinity than Cl atom. and STATEMENT-2: Additional electrons are repelled more effectively by 3p electronsin Cl atom than by 2p electrons in F atom.

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