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.
