For electron gain enthalpies of the elements denoted as , the incorrect option is: [2023]

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Solution

Q.
For electron gain enthalpies of the elements denoted as $Δ_{eg} H$ , the incorrect option is: [2023]

1 $Δ_{eg} H (Cl) < Δ_{eg} H (F)$

2 $Δ_{eg} H (I) < Δ_{eg} H (At)$

3 $Δ_{eg} H (Te) < Δ_{eg} H (Po)$

4 $Δ_{eg} H (Se) < Δ_{eg} H (S)$

Ans.
(4)

Negative electron gain enthalpy of Cl is more than F.

Negative electron gain enthalpy of S is more than Se.

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Solution

Q. For electron gain enthalpies of the elements denoted as ΔegH, the incorrect option is: [2023]

1 ΔegH(Cl)<ΔegH(F)

2 ΔegH(I)<ΔegH(At)

3 ΔegH(Te)<ΔegH(Po)

4 ΔegH(Se)<ΔegH(S)

Ans. (4) Negative electron gain enthalpy of Cl is more than F. Negative electron gain enthalpy of S is more than Se.

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Q.
For electron gain enthalpies of the elements denoted as $Δ_{eg} H$ , the incorrect option is: [2023]

1 $Δ_{eg} H (Cl) < Δ_{eg} H (F)$

2 $Δ_{eg} H (I) < Δ_{eg} H (At)$

3 $Δ_{eg} H (Te) < Δ_{eg} H (Po)$

4 $Δ_{eg} H (Se) < Δ_{eg} H (S)$

Ans.
(4)

Negative electron gain enthalpy of Cl is more than F.

Negative electron gain enthalpy of S is more than Se.