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Byju's Answer
Standard XII
Chemistry
Allotropes of Sulphur
Cr 2O 72- +...
Question
Cr
2
O
2
−
7
+ 3H
2
S + 8H
+
→
2Cr
3
+
+ 7H
2
O + 3S.
If true enter 1 else 0.
1
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Solution
The correct option is
A
1
In acidic medium, dichromate oxidizes hydrogen sulphide to sulphur.
Cr
2
O
2
−
7
+ 3H
2
S + 8H
+
→
2Cr
3
+
+ 7H
2
O + 3S.
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