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.}} $



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