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Q.

Match the ores given in Column I with their composition given in Column II

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a

A - s ; B - p ; C - q ; D - q,s

b

A - p,q ; B - q ; C - p,q ; D - s

c

A - q ; B - q ; C - p,s ; D - p,s

d

A - s ; B - r ; C - s ; D - p

answer is C.

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Detailed Solution

Malachite −CuCO3⋅Cu(CO)2     (Carbonate ore)Azurite −2CuCO3⋅Cu(OH)2      (Carbonate ore)Coper pyrites −CuFeS2              (Sulphide ore so roasted)Copper glance −Cu2S                (Sulphide ore so roasted)Thus, A→q,B→q,C→p,s,D→p,s
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