In which of the following arrangements

CHEMISTRY · Single correct · AP · Chemistry · Atomic Structure and Properties · Atomic Structure and Properties

Problem

In which of the following arrangements, the order is not correct according to the property indicated against it? (1) Increasing size :

\text{Al}^{3+} < \text{Mg}^{2+} < \text{Na}^+ < \text{F}^-

(2) Increasing I.E.₁ :

\text{B} < \text{C} < \text{N} < \text{O}

(3) Increasing E.A.₁ :

\text{I} < \text{Br} < \text{F} < \text{Cl}

(4) Increasing metallic radius :

\text{Li} < \text{Na} < \text{K} < \text{Rb}