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प्रश्न
Taking sodium carbonate as an example, give the meaning of the following terms:
Anhydrous
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उत्तर
Hydrous salt on heating lose their water of crystallization, such salts are then called anhydrous.
For example: Na2CO3.10H2O on losing 10 molecules of water forms Na2CO3.
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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, a brown colored gas is evolved.
Give any two uses of common salt (sodium chloride).
Fill in the following blank:
Common salt is obtained from sea-water by the process of.............
Complete and balance the following chemical equations:
`NaCI (aq) + H_2O (l) `
Give the names and formulae of any two salts. Also name the acids and bases from which these salt may be obtained.
What is meant by 'hydrated' and 'anhydrous' salts? Explain with examples.
What will be the colour of litmus in an aqueous solution of ammonium chloride salt?
The acid reacts with a base to form a neutral product called ______.
An aqueous solution of a salt turns blue litmus to red. The salt could be the one obtained by the reaction of ______.
You are provided with the list of chemicals mentioned below in the box:
| Sodium hydroxide solution, copper carbonate, zinc, hydrochloric acid, copper, dilute sulphuric acid, chlorine, iron |
Using suitable chemicals from the list given, write a balanced chemical equation for the preparation of the salt mentioned below:
Copper sulphate
