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प्रश्न
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.
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उत्तर
| Sodium sulphate solution | Sodium chloride solution |
| When Sodium sulphate solution is treated with Barium chloride solution, a white precipitate is formed which is insoluble in all the mineral acids. | When Sodium chloride solution is treated with Barium chloride solution, no visible reaction is observed. |
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संबंधित प्रश्न
Write the probable colour of the following salt:
Cupric salts
Name the probable cation present in each of the following solution:
Yellow coloured solution
Write the colour of the following salt : Cupric salts.
Fill in the blanks.
Salts of ______ [normal / transition] elements are generally coloured. From the ions K1+, Cr3+, Fe2+, Ca2+, \[\ce{SO^2-_3}\], \[\ce{Mn^1-_4}\],\[\ce{NO^1_3}\] the ions generally coloured are ______.
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.
Write balanced equation for the following reaction:
Sulphur dioxide and sodium hydroxide solution
(Give the equation for the formation of the normal salt)
Name :
a coloured metallic oxide which dissolves in alkalis to yield colourless solutions.
Colour of the precipitate formed on adding NaOH solution to iron (II) sulphate solution is ______.
| 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.
