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प्रश्न
Write the probable colour of the following salt:
Ferrous sulphate
उत्तर
Pale green
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संबंधित प्रश्न
Write the probable colour of the following salt:
Cupric salts
Name a colourless cation not a representative element.
Write the probable colour of the following salt:
Potassium nitrate
Write the probable colour of the following salt:
Aluminium acetate
Name the probable cation present in each of the following solution:
Yellow coloured solution
Write the colour of the following salt : Aluminium 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, l, Zn, Pb, Fe)
(a) Which metal salt solution was used?
(b) What is the formula of 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'.
Sodium sulphate solution and sodium chloride solution.
Write balanced equation for the following reaction:
Sulphur dioxide and sodium hydroxide solution
(Give the equation for the formation of the normal salt)
| Abhishek was given a salt 'X' which was white in colour for analysis. On strong heating, it produced a yellow residue, a colourless gas and also a reddish-brown gas. The solution of the salt 'X', when tested with an excess of ammonium hydroxide, produced a chalky white insoluble precipitate. |
- Name the coloured gas that evolved when Abhishek heated the salt strongly.
- Which cation was present in the sample given to Abhishek?
- Identify the salt given to Abhishek for analysis.
