MCQ
Which oxide of manganese is amphoteric
- ✓$Mn{O_2}$
- B$M{n_2}{O_3}$
- C$M{n_2}{O_7}$
- D$MnO$
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Statement $I$: Fluorine has most negative electron gain enthalpy in its group.
Statement $II$: Oxygen has least negative electron gain enthalpy in its group.
In the light of the above statements, choose the most appropriate from the options given below.
$I = -3.04\,V$,
$II = -1.90\,V$,
$III = 0\,V$,
$IV = 1.90\,V$