Comparing ionisation enthalpies of 3d metals and their ions

1. A.
   $Cr$
2. B.
   $Mn$
3. C.
   $V$
4. D.
   $Fe$

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1. A.
   ${Mn}^{+} < {Cr}^{+}$
2. B.
   ${Mn}^{+} < {Mn}^{2 +}$
3. C.
   ${Fe}^{2 +} < {Fe}^{3 +}$
4. D.
   ${Mn}^{2 +} < {Fe}^{2 +}$

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1. A.
   Both Statement-I and Statement-II are false.
2. B.
   Statement-I is true but Statement-II is false.
3. C.
   Both Statement-I and Statement-II are true.
4. D.
   Statement-I is false but Statement-II is true.

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1. A.
   A and B only
2. B.
   B and C only
3. C.
   A and D only
4. D.
   C and D only

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