MolSynapsequestion bank

MolSynapse / Question bank / Metallurgy / Extraction of Fe, Cu, Zn, Al, Ag, Au

NEET levelSingle correct optionDifficulty 1 of 3mt112

Zinc blende, an important ore of zinc, is chemically

A $ZnS$
B $ZnCO X_{3}$
C $ZnO$
D $ZnSO X_{4}$

Answer: A

Zinc blende (sphalerite) is zinc sulphide,

ZnS

. Zincite is

ZnO

and calamine is the carbonate.

Practice Metallurgy More on Extraction of Fe, Cu, Zn, Al, Ag, Au

Previous questionNext question

More questions on Extraction of Fe, Cu, Zn, Al, Ag, Au

Which of the following is the formula of haematite, the chief ore of iron? NEET level
Chalcopyrite (copper pyrites), the most important ore of copper, has the formula NEET level
Froth flotation is mainly employed for the concentration of NEET level
Cryolite, Na3AlF6, is added to alumina in the Hall-Heroult cell mainly to NEET level
In the cyanide process, native silver is leached with dilute aqueous NaCN in the presence of air. The soluble silver species formed is NEET level
The slag formed in the blast furnace during the extraction of iron is mainly NEET level