The incorrect statement is:

CHEMISTRY · Single correct · CBSE · Chemistry · Classification of Elements and Periodicity in Properties · Classification of Elements and Periodicity in Properties

Problem

The incorrect statement is: (1) AlF3>MgO>MgF2\text{AlF}_3>\text{MgO}>\text{MgF}_2: lattice energy (2) Li>Na>Al>Mg\text{Li}>\text{Na}>\text{Al}>\text{Mg}: electron affinity (3) SF6>PF5>SiF4\text{SF}_6>\text{PF}_5>\text{SiF}_4: Lewis acidic character (4) SiCl4>SiBr4>SiI4\text{SiCl}_4>\text{SiBr}_4>\text{SiI}_4: decreasing order of electronegativity of Si

Related theory

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