HARD
10th ICSE
IMPORTANT
Earn 100
Name the chloride of a metal which is soluble in excess of ammonium hydroxide. Write an equation for the same.
Important Questions on Analytical Chemistry : Uses of Ammonium Hydroxide and Sodium Hydroxide
MEDIUM
10th ICSE
IMPORTANT
On adding dilute ammonia solution to a colourless solution of a salt, a white gelatinous precipitate appears. This precipitate however dissolves with the addition of an excess ammonia solution. Identify which metal salt solution was used? (choose from ).
HARD
10th ICSE
IMPORTANT
On adding dilute ammonia solution to a colourless solution of a salt, a white gelatinous precipitate appears. This precipitate however dissolves with the addition of an excess of ammonia solution. Identify what is the formula of the white gelatinous precipitate obtained? (choose from Na, AI, Zn, Pb, Fe).
MEDIUM
10th ICSE
IMPORTANT
Name a yellow monoxide that dissolves in hot and concentrated caustic alkali.
MEDIUM
10th ICSE
IMPORTANT
Name a white, insoluble oxide that dissolves when fused with caustic soda or caustic potash.
MEDIUM
10th ICSE
IMPORTANT
Name a compound containing zinc in the anion.
EASY
10th ICSE
IMPORTANT
The colour of an aqueous solution of copper sulphate is:
MEDIUM
10th ICSE
IMPORTANT
The colour of the precipitate formed on adding sodium hydroxide solution to iron (II) sulphate solution is
MEDIUM
10th ICSE
IMPORTANT
A metal that produces hydrogen on reacting with alkali as well as with acid.
