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Calculate the...
Question
Calculate the oxidation number of underlined elements in the following compounds:
C
r
−
−
O
2
C
l
2
A
+4
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B
+2
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C
-4
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D
+6
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Solution
The correct option is
D
+6
Let oxidation number of Cr be 'x' in
C
r
O
2
C
l
2
charge on
C
l
=
−
1
charge on
O
=
−
2
x
−
2
×
2
+
2
×
(
−
1
)
=
0
x
=
+
6
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