Analytical ChemistryHard
Question
When a mixture of solid NaCl and solid K2Cr2O7 is heated with concentrated H2SO4, deep red vapours are obtained. This is due to the formation of :
Options
A.chromous chloride
B.chromyl chloride
C.chromic chloride
D.chromic sulphate
Solution
4Cl- + Cr2O72- + 6H+ →2CrO2Cl2 ↑(deep red) + 3H2O.
Create a free account to view solution
View Solution FreeMore Analytical Chemistry Questions
Borax bead test is given by :...Which of the following is used as a ′morning after pill′...An aqueous solution of compound ′A′ gives white precipitate with 2M HCl. The precipitate becomes black on ad...The following can be used to regulate the concentration of OH- ions for the scheme of basic radical analysis (III group)...A metal nitrate solution reacts with dilute hydrochloric acid to give a white precipitate which is soluble in concentrat...