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Standard X
Biology
Test for Carbon Dioxide
The chief sou...
Question
The chief source of iodine, in which it is present as sodium iodate, is:
A
Carnallite
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B
Sea weeds
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C
Caliche
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D
Iodine never exist as sodium iodate
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Solution
The correct option is
D
Caliche
Caliche is crude chile salt petre (
N
a
N
O
3
) which contains iodine as sodium iodate,
N
a
I
O
3
impurity.
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