Which of the following tests would confirm-unequivocally ...
Which of the following tests would confirm-unequivocally that a solution X contain the sulphate ion if it gives with?
silver nitrates solution, a white precipates insoluble in dilute HNO3
barium chloride solution, a white precipitate insoluble in dilute H2SO4
barium chloride solution, a white precipitate soluble in dilute HCl
barium chloride solution a white precipitate soluble in dilute ammonia
barium chloride solution a white precipitate insoluble in dilute HCl
Correct answer is E
Sulfate ions in solution are detected using barium chloride solution.
The test solution is acidified using a few drops of dilute hydrochloric acid, and then a few drops of barium chloride solution are added.
A white precipitate of barium sulfate forms if sulfate ions are present.
Sodium chloride may be obtained from brine by...
Octane number is highest in petrol containing a high proportion of ...
The following metals are extracted by the electrolytic method except ...
An increase in temperature causes an increase in the pressure of a gas because? ...
Which of the following statement is not correct about esterification? ...
Which of the following subtances will not produce effervescence with dilute hydeochloric acid? ...
Which of the following salt solutions will have a pH greater than 7? ...