Of the following, the one with largest size is:

Question

Of the following, the one with largest size is: (A)  Cl-  (B)  Ar  (C)  K+  (D)  Ca2+

Tardigrade Admin · Accepted Answer

textIonic textradius propto (1/ texteffective textnuclear textcharge) When the , electrons are added in the outer-most orbit, the attractive force of the nucleus on the electron (effective nuclear charge) decreases. So, that after adding electron or in case of-ve ion the ionic radius increases. So, in given alternatives the largest size of textC textl-

Q. Of the following, the one with largest size is:

$C l^{-}$

$A r$

$K^{+}$

$C a^{2 +}$

Q. Of the following, the one with largest size is:

Cl−

Ar

K+

Ca2+

$C l^{-}$

$A r$

$K^{+}$

$C a^{2 +}$