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Which of the following statement (s) is ...

Which of the following statement (s) is (are) true ?

A

Anhydrous ` AlCl_3` is used as a catalyst in Friedel -Craftes reaction

B

The oxidation of ` SO_2` to ` SO_3` requires ` V_2O_5` as the catalyst .

C

The hydrogenation of oil requires nickel as the catalyst

D

none of these

Text Solution

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The correct Answer is:
a,b,c
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