NCERT Class XII Chemistry
Chapter - The p-Block Elements
Questions with Solutions
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Question : 68
Total: 74
Sea is the greatest source of some halogens. Comment.
Solution:
Sea water contains chlorides, bromides and iodides of sodium,potassium, magnesium and calcium but sodium chloride being themaximum makes sea water saline. Various sea weeds contain upto 0.5%iodine.
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