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प्रश्न
Answer the questions below relating your answers only to salts in the following list: Sodium chloride, anhydrous calcium chloride, copper sulphate-5-water?
- What name is given to the water in the compound copper sulphate-5-water?
- If copper sulphate-5-water is heated, anhydrous coppersulphate is formed. What is its colour?
- By what means, other than healing, could you dehydrate copper sulphate-5-water and obtain anhydrous coppersulphate?
- Which one of the salts in the given list is deliquescent?
उत्तर
- Water of crystallization
- White
- By heating with any dehydrating agent
- Anhydrous calcium chloride
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संबंधित प्रश्न
From the list of the following salts choose the salt that most appropriately fits the
description is given in the following:
[AgCl, MgCl2, NaHSO4, PbCO3, ZnCO3, KNO3, Ca(NO3)2]
On heating, this salt gives a yellow residue when hot and white when cold
State one relevant observation for the following:
Anhydrous calcium chloride is exposed to air for some time.
Fill in the following blank:
Common salt is obtained from sea-water by the process of.............
Fill in the following blank:
Rock salt is mined just like ......................
Explain why chlorine is used for sterilising drinking water supply.
Give the names and formulae of any two salts. Also name the acids and bases from which these salt may be obtained.
Consider the following salts:
Na2CO3, NaCl, NH4Cl, CH3COONa, K2SO4, (NH4)2SO4
Which of these salts will give:
basic solutions (or alkaline solutions)?
Name a salt whose solubility decreases with temperature.
Distinguish by a chemical test, Sodium carbonate and sodium sulphite.
Sodium carbonate is a basic salt because it is a salt of a ____________.
