A) contains cold dilute\[CuC{{l}_{2}}\]and\[HCl\]
B) contains cold dilute alkaline\[KMn{{O}_{4}}\]solution
C) can be used for reduction purpose
D) can be used to detect unsaturation in phenol
Correct Answer: B
Solution :
Baeyer's reagent is 1% alkaline solution of\[KMn{{O}_{4}}\]. It is used for detection of presence of double or triple bond in organic compound.
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