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Chemistry
Chemistry
Problem
Yellow coloured compound is: a.
N
H
4
C
N
S
NH_4CNS
N
H
4
C
N
S
b.
P
b
C
r
O
4
PbCrO_4
P
b
C
r
O
4
c.
N
a
O
H
NaOH
N
a
O
H
d.
K
4
[
F
e
(
C
N
)
6
]
K_4[Fe(CN)_6]
K
4
[
F
e
(
C
N
)
6
]
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