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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.
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उत्तर
On heating this salt, a brown-colored gas is evolved = Ca(NO3)2
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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
Name the salt which is used as preservative in pickles, and in curing meat and fish.
How would you show that blue copper sulphate crystals contain water of crystallisation?
What will be the colour of litmus in an aqueous solution of ammonium chloride salt?
A salt whose aqueous solution will have a pH of more than 7 will be:
(a) K2CO3
(b) K2SO4
(c) NaCl
(d) NH4Cl
A salt is dissolved in water and the pH of this salt solution is measured with a universal indicator paper. If the pH of solution is less than 7, the salt is most likely to be:
(a) CH3COONa
(b) Na2CO3
(c) KCl
(d) NH4Cl
Taking sodium carbonate as an example, give the meaning of the following terms:
Water of crystallization
Outline the steps required to convert hydrogen chloride to anhydrous iron (III) chloride. Write the equations for the reactions.
Write any five uses of salts.
How is normal salt obtained? Give a suitable reaction.
