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Question
Write a balanced chemical equation for the following:
Action of concentrated sulphuric acid on Sulphur.
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Solution
S + 2H2SO4 → 3SO2 + 2H2O
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RELATED QUESTIONS
Give two balanced reactions of the type to show the following property of sulphuric acid:
Acidic nature
Give a chemical test to distinguish between dilute sulphuric acid and dilute hydrochloric acid.
Name the following:
Products obtained by treating zinc with dilute sulphuric acid.
Give reason for the following:
Concentrated sulphuric acid should not be added to oxalic acid or formic acid in the open laboratory.
Sulphuric acid can be used to prepare a number of gases in the laboratory. Write balanced equation for the reaction from which the folllowing gas are obtained, using dilute sulphuric acid as one of the reactant : Hydrogen
Sulphuric acid can be used to prepare a number of gases in the laboratory. Write balanced equation for the reaction from which the folllowing gas are obtained, using dilute sulphuric acid as one of the reactant : Carbon dioxide
Give one equation to show the following property of sulphuric acid:
Dehydrating property
Give a balanced chemical equation for the action of sulphuric acid on the following:
Sulphur
Write the observation for the following:
Decomposition of bicarbonates by dil. H2SO4.
\[\ce{2NaHCO3 + H2SO4 -> Na2SO4 + 2H2O + 2CO2}\]
A, B and C are the chemical properties of sulphuric acid:
A. Oxidizing agent
B. Dehydrating agent
C. Non-volatile acid
Match the following equations 1 to 3 to the above chemical properties of sulphuric acid.
1. \[\ce{KNO3 + H2SO4 -> KHSO4 + HNO3}\]
2. \[\ce{C12H22O11 -> 12C + 11H2O}\]
3. \[\ce{S + 2H2SO4 -> 2H2O + 3SO2}\]
