1.

Among the calamine, cuprite,zincite, chalcocite, heamatite, bauite , magnatite, Cassiterite. The number of oxide ores?

Answer»


SOLUTION :Galena-Pbs, PYROLUSITE `-MnO_(2)`
Zincite -ZnO, Rutilte `TiO_(2)`
Matachite `-CuCO_(3).Cu(OH)_(2)`
Azurite `-2CuCO_(3).Cu(OH)_(2)`
CAssiterite - `SnO_(2)`
`:.` Number of oxide ores =4


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