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Tardigrade
Question
Chemistry
Acidified potassium dichromate oxidises
Q. Acidified potassium dichromate oxidises
373
151
The d-and f-Block Elements
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A
iodides to iodine
B
sulphides to sulphur
C
tin (IV) to tin (II)
D
iron (III) salts to iron (II)
Solution:
Acidified potassium dichromate oxidises iodides to iodine, sulphides to sulphur, tin(II) to tin(IV), iron(II) salts to iron (III).