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प्रश्न
Name :
a coloured metallic oxide which dissolves in alkalis to yield colourless solutions.
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उत्तर
PbO
संबंधित प्रश्न
Write the probable colour of the following salt:
Calcium salts
Name a colourless cation not a representative element.
Write the probable colour of the following salt:
Aluminium acetate
Write the probable colour of the following salts:
Calcium carbonate
Name the probable cation present based on the following observation:
Blue coloured solution.
A metal whose alloy finds use in the construction of aircrafts in the powdered form is added to sodium hydroxide solution. A colourless gas was evolved and after reaction was over, the solution was colourless.
(a) Name the powdered metal added to sodium hydroxide solution.
(b) Name the gas evolved.
(c) Name the salt present in the colorless solution.
One chemical test that would enable you to distinguish between the following pair of chemicals. Describe what happens with each chemical or state 'no visible reaction'.
Sodium sulphate solution and sodium chloride solution.
Write balanced equation for the following reaction:
Iron(II) chloride solution with sodium hydroxide solution.
Write balanced equation for the following reaction:
Chlorine and cold dilute sodium hydroxide solution.
Colour of an aqueous solution of copper sulphate is ______.
