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प्रश्न
Name two crystalline substances which do not contain water of crystallization.
उत्तर
Common salt (NaCl) and sugar (C21H22O11).
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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]
A deliquescent salt
Distinguish between drying and dehydrating agent.
Give reason for the following:
Anhydrous calcium chloride is used in a desiccator.
State whether a sample of the following would increase or decrease in a mass if exposed to air.
Conc. Sulphuric acid
State whether a sample of the following would increase or decrease in a mass if exposed to air.
Iron (III) Chloride
Name a substance which changes the blue colour of copper sulphate crystals to white.
Answer the question below:
Name a deliquescent salt.
State your observation when the following is exposed to the atmosphere.
Iron (III) chloride salts
Name the salt which on hydrolysis forms neutral solution. Give a balanced equation for each reaction.
Give a suitable chemical term for:
The process in which a substance absorbs moisture from the atmospheric air to become moist, and ultimately dissolves in the absorbed water.
