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Q.

Select the incorrect order :

(a) \(AlF_3 > MgO > MgF_2\)     :  Lattice energy

(b) \(Li > Na > Al > Mg\)        :  Electron affinity

(c) \(SF_6 > PF_5 > SiF_4\)           :  Lewis acidic character

(d) \(SiCl_4 > SiBr_4 > Sil_4\)      :  Decreasing order of electronegativity of Si