Advertisements
Advertisements
प्रश्न
Name: Two coloured ions
उत्तर
Cu2+, Mn2+
APPEARS IN
संबंधित प्रश्न
When a metallic oxide is dissolved in water, the solution formed has a high concentration of ____________ ions (H+, h3O+, OH-)
Write balanced equation for a metal that evolves a gas which burns with a pop sound when boiled with alkali solutions.
Name the metal hydroxides which are :
(a) Insoluble (b) Soluble in
(i) Caustic soda solution (ii) Ammonium hydroxide solution.
What do you observe when caustic soda solution is added to the following solution: first a little and then in excess : ZnSO4
Give two examples of amphoteric hydroxides.
Name a metallic hydroxide soluble in excess of NH4OH.
Name: A weak alkali.
Name : A yellow monoxide that dissolves in hot and concentrated caustic alkali.
What do you see when sodium hydroxide solution is added to zinc sulphate solution, till it is in excess?
Write balanced equation for a metal that evolves a gas which burns with a pop sound when boiled with alkali solution.
