Chemistry · JEE

Importance of coordination compounds (in qualitative analysis, extraction of metals and in biological systems) MCQs for JEE

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Q1ChemistryUnit 12: Coordination Compounds

The idea of froth floatation method came from a person

X

and this method is related to the process

Y

of ores.

X

and Y, respectively, are:

Q2ChemistryUnit 12: Coordination Compounds

Silver is extracted from

A g_{2} S

Q3ChemistryUnit 12: Coordination Compounds

In the extraction of aluminium by electrolytic process, cryolite is added to

Q4ChemistryUnit 12: Coordination Compounds

ASSERTION: In the extraction of Ag, complex

\mathrm{Na}\left[\mathrm{Ag}(\mathrm{CN})_{2}\right]

is reacted with Zn. REASON: Zn is a d-block transition metal.

Q5ChemistryUnit 12: Coordination Compounds

The element which could be extracted by electrolytic reduction of its oxide dissolved in a high temperature melt is:

Q6ChemistryUnit 12: Coordination Compounds

Silver can be obtained from silver glance by:

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