P-Block Elements Ques 473

Question: Which of the following mixture is chromic acid

[Pb. PMT 2000]

Options:

A) $ K_2Cr_2O_7 $ and conc. $ H_2SO_4 $

B) $ K_2Cr_2O_7 $ and $ HCl $

C) $ K_2SO_4 $ and conc. $ H_2SO_4 $

D) $ H_2SO_4 $ and $ HCl $

Show Answer

Answer:

Correct Answer: A

Solution:

Mixture of $ K_2Cr_2O_7 $ and conc. $ NaHCO_3+Cl_2\to $ is known as chromic acid.



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