| Column-I (Reactions) | Column-II (Characteristics of final products) | |---|---| |

CHEMISTRY · Subjective · CBSE · Chemistry · Chemical Bonding and Molecular Structure · Chemical Bonding and Molecular Structure

Problem

Column-I (Reactions)	Column-II (Characteristics of final products)
(A) Formation of cation and anion by self ionization of iodine	(P) Lone pair(s) is/are present at central atom
(B) Attack of hydroxide ion on boric acid	(Q) $d$ -orbital(s) involved in hybridization of central atom of either of product
(C) $\text{Ba}^{2+}(\text{aq}) + \text{SO}_4^{2-}(\text{aq}) \longrightarrow \text{BaSO}_4 \downarrow (\text{white ppt.})$	(R) $d$ -orbital(s) not involved in hybridization of central atom of either of product
(D) $\text{MgSO}_4 \xrightarrow{T > 800^\circ\text{C}} \text{MgO} + \text{SO}_2 + \frac{1}{2}\text{O}_2$	(S) $d\pi - p\pi$ bond(s)
	(T) Planar covalent species is formed