Chemistry: Some Important Ores of Metals for SSC CGL Tier-1

Chemistry: Some Important Ores of Metals for SSC CGL Tier-1-

Ores - Those minerals from which the metals are extracted commercially and economically and with minimum effort are called Ores of Metals.

Gangue - The earthy and other insoluble impurities associated with the minerals are known as gangue.

 

Name of Elements	Ores	Chemical Formulae
1. Almunium(Al)	(a) Bauxite (b) Corundum (c) Kryolite	Al2O32H2O Al2O3 Na3AlF6
2. Iron(Fe)	(a)Hematite (b)Magnetite (c)Iron Pyrite (d)Siderite	Fe2O3 Fe3O4 FeS2 FeCO3
3. Copper(Cu)	(a) Copper Pyrite (b) Copper Glance (c) Malachite	CuFeS2 Cu2S 2CuCO3Cu(OH)2
4. Zinc(Zn)	(a) Zinc Blende (b) Calamine	ZnS ZnCo3
5. Sodium(Na)	(a)Rock Salt (b) Sodium Carbonate	NaCl Na2CO3
6. Potassium(K)	(a)Karnalite (b)Salt Petre	KClMgCl6H2O KNO3
7. Lead(Pb)	(a)Galena (b)Anglesite	PbS PbCl2
8. Tin(Sn)	(a) Tin Pyrites (b) Classiterite	Cu2FeSnS4 SnO2
9. Silver(Ag)	(a) Silver Glance	Ag2S
10. Gold(Au)	(a) Calve rite (b) Sybarite	AuTe2 AgAuTe2
11. Mercury(Hg)	(a)Cinnabar (b)Calomel	HgS Hg2Cl2
12. Magnesium(Mg)	(a)Dolomite (b) Karnalite	MgCO3CaCO3 KClMgCl26H2O
13. Calcium(Ca)	(a)Lime Stone (b)Dolomite	CaCO3 MgCO3CaCO3
14. Phosphorous(P)	(a)Phosphorite (b)Floreopetite	Ca3(PO4)CaFe2 3Ca3(PO4)CaFe2

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