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Question
How are the following conversions brought about? Give equation and condition:
Sulphur trioxide to sulphur acid.
Solution
Sulphur trioxide to sulphur acid:
There is absorption of sulphur trioxide in 98% sulphuric acid to form oleum.
SO3 + H2SO4 → H2S2O7
Dilution of oleum to get sulphuric acid of desired concentration.
H2S2O7 + H2O → 2H2SO4
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RELATED QUESTIONS
Comment, sulphuric acid is referred to as King of chemicals.
Complete the following equations :
C + cons. H2SO4
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Solution obtained by dissolving sulphur trioxide in 98% sulphuric acid.
What would you observe in the following case?
Sulphur trioxide is dissolved in water on a large scale.
Give reason for the following:
Concentrated sulphuric acid must be stored in airtight bottles.
How will you identify?
Sulphur dioxide gas
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A sulphate insoluble in water.
The following are the typical properties of dilute acid. Complete them by inserting suitable words:
Carbonate/hydrogen carbonate + Acid → ______ + ______ + ______
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The element having electronic configuration 2, 8, 6.
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In the preparation of HCI gas when it reacts with Sodium chloride.
