Advertisements
Advertisements
प्रश्न
Name a metallic hydroxide soluble in excess of NH4OH.
Advertisements
उत्तर
Zinc hydroxide [Zn(OH)2]
संबंधित प्रश्न
Give a chemical test to distinguish between the given pairs of chemicals:
Lead nitrate solution and Zinc nitrate solution
Name a weak alkali.
What do you observe when freshly precipitated aluminium hydroxide reacts with caustic soda solution? Give balanced equation.
Name the metal hydroxides which are:
Sparingly soluble
In caustic soda solution
What do you observe when caustic soda solution is added to the following solution: first a little and then in excess : ZnSO4
What do you observe when caustic soda solution is added to the following solution: first a little and then in excess : CuSO4
Name: A strong alkali
Name a coloured metallic oxide which dissolves in alkalis to yield colourless solutions.
When ammonium hydroxide is added to solution B, a pale blue precipitate is formed. This pale blue precipitate dissolves in excess ammonium hydroxide to give an inky blue solution. Name the cation present in solution B. What is the probable colour of solution B?
Choose the correct answer:
The metal oxide which can react with acid as well as alkali is:
