Chemistry

Problem

	Column-I<br>(Decreasing order)	Column-II<br>(Physical properties)
	(A) $\text{NH}_3, \text{SbH}_3, \text{AsH}_3, \text{PH}_3$	(P) Bond dipole moment
	(B) $\text{HI}, \text{HBr}, \text{HCl}, \text{HF}$	(Q) Reducing property
	(C) $\text{SnH}_4, \text{GeH}_4, \text{SiH}_4, \text{CH}_4$	(R) Enthalpy of fusion
	(D) $\text{H}_2\text{O}, \text{H}_2\text{Te}, \text{H}_2\text{Se}, \text{H}_2\text{S}$	(S) Boiling point