Home
Class 12
CHEMISTRY
Sulphide ores are common for the metals...

Sulphide ores are common for the metals

A

`Ag, Cu and Pb `

B

`Ag, Cu and Sn`

C

`Ag, Mg and Pb`

D

`Al, Cu and Pb`

Text Solution

Verified by Experts

The correct Answer is:
A

The sulphide ores are `Ag_2 S` (argentite), `CuFeS_2` (copper pyrites) and PbS (galena).
Promotional Banner

Similar Questions

Explore conceptually related problems

Sulphide ores are concentrated by froth floatation process. Write the name or formulae of any two sulphide ores of copper.

Carbonate ores are usually subjected to calcination, while sulphide ores are subjected to roasting. Comment on the statement.

Some metallic compounds /ores are given below [ZnS, .Al_2 O_3 .2 H_2 O, Cu_2 S] Make a table containing ores, concentration method of the ore, name of the metal and one alloy of the metal.

In the extraction of copper from its sulphide ore, the metal is formed by reduction of 'Cu2 O' with

In the extraction of copper from its sulphide ore, the metal is finally obtained by the reduction of cuprous oxide with :

Which of the following statements, about the advantage of roasting of sulphide ore before reduction, is not trué? roasting of the sulphide to the oxide is thermodynamically feasible, carbon and hydrogen are suitable reducing agents for metal sulphides, The Delta_f G^o of the sulphide is greater than thóse for CS_2 and H_2 S , The Delta_f G^o is negative for roasting of sulphide ore to oxide.

Given below are the names of a few ores. Classify them as oxide ores, sulphide ores, halide ores and carbonate ores. 1.Galena 2.Rutile 3.Cryolite 4.Bauxite 5.Siderite 6.Cinnabar

Metal sulphides occur mainly in rocksand metal halides in lakes and seas. Explain.

Sulphide ores, of metáls are usually concentrated by froth floatation process. Which óne of the following sulphíde ores offers an "exception and is concèntrated by chemical leaching.