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प्रश्न
The molecular formula of green vitriol is MgSO4.7H2O.
विकल्प
True
False
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उत्तर
False
Correct Statement: The molecular formula of green vitriol is FeSO4 .7H2O.
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संबंधित प्रश्न
What do you observe when Blue vitriol is heated?
Give one word for the following statement:
A property due to which a substance absorbs water without dissolving.
Give the names and formulae of two substances.
Hydrated substance
Give the names and formulae of two substances
Anhydrous substance
What are drying or desiccating agents? Give examples.
Differentiate between ‘hydrated’ & ‘anhydrous’ crystals. Give the chemical formula of – the following hydrated crystals -
(a) Washing soda
(b) Gypsum
(c) Blue vitriol
(d) Epsom salt
(e) Glauber’s salt.
State which crystal from (a) to (e) is a pentahydrate.
Explain the following observation:
Why is fused calcium chloride or cone, sulphuric acid used in a desiccator?
Differentiate between hydrated and anhydrous crystals with examples. State three defined changes that occur when hydrated copper sulphate is heated.
Select the correct answer from the choice given in the options.
An anhydrous crystal _____.
Differentiate between the following:
Deliquescent salt and hygroscopic salt
