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JEE Advanced Model Paper 7 with solutions for online practice
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© examsnet.com
Question : 63
Total: 66
2
C
u
2
+
+
K
4
[
F
e
(
C
N
)
6
]
→ one mole of complex (A) and its coordination no. is ‘x’.
P
b
2
+
+ excess of KI → one mole of complex (B) and its coordination no. is ‘y’
Au + NaCN +
H
2
O
+
O
2
→ one mole of complex (C) and its coordination no. is ‘z’.
Then ( x + y - z ) is ……….
Your Answer:
Validate
Solution:
A is
C
u
2
[
F
e
(
C
N
)
6
]
B is
K
2
[
P
b
(
I
)
4
]
C is
N
a
(
A
g
(
C
N
)
2
)
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