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प्रश्न
Name a colourless cation not a representative element.
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उत्तर
Ammonium ion [NH4]+
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संबंधित प्रश्न
Write the probable colour of the following salt:
Iron (III) chloride
Write the probable colour of the following salt:
Ferrous sulphate
Write the probable colour of the following salt:
Aluminium acetate
Write the colour of the following salt : Cupric salts.
Write the colour of the following salt : Ferrous salts.
Write the colour of the following salt : Calcium salts.
On adding dilute ammonia solution to a colourless solution of a salt, a white gelatinous precipitate appears. This precipitate, however, dissolves on addition of excess of ammonia solution. Identify (Choose from Na, Al, Zn, Pb, Fe).
- Which metal salt solution was used?
- What is the formula of the white gelatinous precipitate obtained?
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'.
Calcium nitrate solution and zinc nitrate solution.
Colour of the precipitate formed on adding NaOH solution to iron (II) sulphate solution is ______.
A metal which produces hydrogen on reacting with alkali as well as with acid.
