Deuterium resembles hydrogen in properties but :

Which refining process is generally used in the purification of low melting metals?

Match items of List-I with those of List-II :

	List - I (Property)		List - II (Example)
(a)	Diamagnetism	(i)	MnO
(b)	Ferrimagnetism	(ii)	$${O_2}$$
(c)	Paramagnetism	(iii)	NaCl
(d)	Antiferromagnetism	(iv)	$$F{e_3}{O_4}$$

Choose the most appropriate answer from the options given below :

The correct statement about (A), (B), (C) and (D) is :