1.

Which of the following statement (s) is /are correct ? (1) Cuprite and Zincite are oxide ores (2) Magnesite and carnallite are carbonate ores (3) Chalcocite and azurite are ores of copper (4) Felspar and mica mineral contain aluminium

Answer»

1, 2
1, 3
1, 4
`1, 3, 4`

Answer :D


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