In order to concentrate galena (which$$ contains ZnS as $$impurity) by $$froth-floatation$$ process, sodium cyanide is used as depressant. NaCN dissolves ZnS due to formation of water soluble complex (A).Find $$w+xy+zWhere$$ $$w=$$ coordination number of central metal ion in complex ion of (A)x$$ $$=$$ number of unpaired electrons in $$(A)y$$ $$=$$ total number of possible linkage isomers of $$(A) including (A)z$$ $$=$$ maximum number of atoms in a single plane in the complex ion of $$(A)

Question

In order to concentrate galena (which$$ contains ZnS as $$impurity) by $$froth-floatation$$ process, sodium cyanide is used as depressant. NaCN dissolves ZnS due to formation of water soluble complex (A).Find $$w+xy+zWhere$$ $$w=$$ coordination number of central metal ion in complex ion of (A)x$$ $$=$$ number of unpaired electrons in $$(A)y$$ $$=$$ total number of possible linkage isomers of $$(A) including (A)z$$ $$=$$ maximum number of atoms in a single plane in the complex ion of $$(A)

Infinity Learn · Accepted Answer

A: $$Na2$$[$$Zn(CN)4$$]w : $$4x$$ : $$0y$$ : $$5z$$ : $$5$$

Column I		Column II
a.	$[Cr {({NH}_{3})}_{4} {Cl}_{2}] Cl$	p.	Paramagnetic and exhibits ionisation isomerism
b.	$[Ti {(H_{2} O)}_{5} Cl] {({NO}_{3})}_{2}$	q.	Diamagnetic and exhibits cis-trans isomerism
c.	$[Pt (en) ({NH}_{3}) Cl] {NO}_{3}$	r.	Paramagnetic and exhibits cis-trans isomerism
d.	$[Co {({NH}_{3})}_{4} {({NO}_{3})}_{2}] {NO}_{3}$	s.	Diamagnetic and exhibits ionisation isomerism

Introduction to coordination complexes

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A: $N a_{2} [Z n {(C N)}_{4}]$
w : 4
x : 0
y : 5
z : 5

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Introduction to coordination complexes

Remember concepts with our Masterclasses.

A: Na2[Zn(CN)4]w : 4x : 0y : 5z : 5

Ready to Test Your Skills?

free study material

A: $N a_{2} [Z n {(C N)}_{4}]$
w : 4
x : 0
y : 5
z : 5