P-Block Elements Ques 162
Question: The chief source of iodine in which it is present as sodium iodate is
[JIPMER 1997]
Options:
A) Sea weeds
B) Caliche
C) Carnallite
D) Iodine never exists as sodium iodate
Show Answer
Answer:
Correct Answer: B
Solution:
Caliche is crude chile salt petre $ (NaNO_3) $ which contains about 0.02% iodine as sodium iodate $ (NaIO_3) $ .
