D-And F-Block Elements Ques 439
Question: A, B and C respectively are:
Options:
A) $ K_2SO_4 $ , $ K_2CrO_4 $ and $ K_2Cr_2O_7 $
B) $ K_2SO_4 $ , $ Na_2CrO_4 $ and $ Na_2Cr_2O_7 $
C) $ H_2SO_4 $ , $ NaCrO_2 $ and $ K_2Cr_2O_7 $
D) $ H_2SO_4 $ , $ Na_2Cr_2O_7 $ and $ K_2Cr_20_7 $
Show Answer
Answer:
Correct Answer: D
Solution:
This reaction is the method of preparation of $ K_2Cr_2{O_{7.}} $