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Sometimes yellow turbidity appears while...

Sometimes yellow turbidity appears while passing `H_(2)S` gas even in the absence of second group radicals. This is because:

A

Sulphur is present in the mixture as an impurity

B

The fourth group radicals get precipitated as sulphides

C

Of the oxidation of `H_(2)S` to sulphur by some radicals acting as oxidant

D

The third group radicals get precipitated as hydroxides.

Text Solution

Verified by Experts

The correct Answer is:
C
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