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Standard X
Chemistry
Covalent Bond vs Ionic Bond
choose the co...
Question
choose the correct pairs regarding IE3 : 1)Mn>Cr ,2)Mn>Fe ,3)Zn>Cu ,4)all of the
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Similar questions
Q.
Assertion :
C
u
+
ion is unstable in aqueous solution, whereas
F
e
2
+
ion is stable. Reason:
C
u
+
disproportionate in aqueous solution.
Read the above assertion and reason and choose the correct option regarding it.
Q.
Both
M
g
and
F
e
metal can reduce copper from a solution having
C
u
2
+
ion, according to equilibria.
M
g
(
s
)
+
C
u
2
+
⇋
M
g
2
+
+
C
u
(
s
)
;
K
1
=
6
×
10
90
F
e
(
s
)
+
C
u
2
+
⇋
F
e
2
+
+
C
u
(
s
)
;
K
2
=
3
×
10
26
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Standard X Chemistry
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