MCQ
Which statement is incorrect
- AIonisation potential order : $F^-< Cl^-$
- BElectron Affinity order : $F < Cl$
- CIonisation potential order : $O^-< S^-$
- ✓Electronegatively order : $sp^3 > sp$ (for carbon atom)
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$(I)\,\, AgNO_3$
$(II)\,\, CaCO_3$
$(III) \,\,Pb(NO_3)_2$
$(IV) \,\,Na_2CO_3$