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Chemistry
Collins reagent is:
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Q. Collins reagent is:
Rajasthan PMT
Rajasthan PMT 2002
A
$MnO _{2} / HCl$
B
$MnO _{4} / C _{5} H _{5} N$
C
$K _{2} Cr _{2} O _{7} / H _{2} SO _{4}$
D
$Cr _{2} O _{3} / 2 C _{5} H _{5} N$
Solution:
Collin's reagent is $Cr _{2} O _{3}+2 C _{2} H _{5} N$