Match List - I with List - II :

	List - I		List -II
(A)	Sphalerite	(I)	FeCO$$_3$$
(B)	Calamine	(II)	PbS
(C)	Galena	(III)	ZnCO$$_3$$
(D)	Siderite	(IV)	ZnS

Choose the most appropriate answer from the options given below :

Calamine and Malachite, respectively, are the ores of :

Given below are two statements : one is labelled as Assertion (A) and the other is labelled as Reason (R).

Assertion (A) : Aluminium is extracted from bauxite by the electrolysis of molten mixture of Al₂O₃ with cryolite.

Reason (R) : The oxidation state of Al in cryolite is +3.

In the light of the above statements, choose the most appropriate answer from the options given below :

Match List-I with List-II :

	List - I (Name of ore/mineral)		List - II (Chemical formula)
(a)	Calmine	(i)	$$Zns$$
(b)	Malachite	(ii)	$$FeC{O_3}$$
(c)	Siderite	(iii)	$$ZnC{O_3}$$
(d)	Sphalerite	(iv)	$$CuC{O_3}.Cu{(OH)_2}$$

Choose the most appropriate answer from the options given below :