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प्रश्न
Select the correct answer from the choice given in the options.
An anhydrate of a heptahydrate salt _____.
विकल्प
Cu(N03)2
Ca(NO3)2
FeSO4
CaSO4
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उत्तर
An anhydrate of a heptahydrate salt FeSO4
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संबंधित प्रश्न
Give two examples of Crystalline anhydrous substances.
Give the names and formulae of two substances.
Hydrated substance
What are drying or desiccating agents? Give examples.
What are hydrous substances? Explain with examples.
Name three methods by which hydrous substances can be made anhydrous.
Give a reason for the following:
Heating a hydrated copper sulphate crystal is deemed a chemical change.
The molecular formula of green vitriol is MgSO4.7H2O.
Define Hydrated salt.
A hot saturated solution of copper sulphate forms crystals as it cools. Why?
What happens when MgSO4.7H2O is heated? Write the appropriate equation?
