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प्रश्न
The substance that can remove hydrogen and oxygen atoms in the ratio of 2:1(in the form of water) from the compound.
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उत्तर
- Dehydrating agent
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संबंधित प्रश्न
Define water of crystallization. Give two examples with formulae.
What do you observe when Blue vitriol is heated?
Name three methods by which hydrous substances can be made anhydrous.
Differentiate between an efflorescent, deliquescent & ‘ hygroscopic substance with suitable examples.
Differentiate the function of concentrated sulphuric acid as a drying agent & as a dehydrating agent. Is fused calcium chloride a dehydrating or a desiccating agent. Give reasons.
Complete the statement by filling the blank with the correct word from the option.
Hygroscopic substance absorb moisture from the atmosphere & _______their original state.
Select the correct word from the words in option to complete the sentence:
Efflorescence occurs when the vapour pressure of the hydrated crystals is ____ than the vapour pressure of the atmospheric humidity.
Select the correct answer from the choice given in the options.
An anhydrate of a heptahydrate salt _____.
Name or state the following:
A liquid hydroscopic substance.
What happens when MgSO4.7H2O is heated? Write the appropriate equation?
