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प्रश्न
Give one equation to show the following properties of sulphuric acid : Dehydrating property
उत्तर
Dehydrating property of sulphuric acid:
\[\ce{H2SO4}\] has a great affinity for water, and therefore, it acts as a dehydrating agent.
\[\ce{HCOOH ->[conc.H2SO4] CO + H2O}\]
\[\ce{C2H5OH ->[conc.H2SO4] C2H4 + H2O}\]
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संबंधित प्रश्न
State one relevant observation for given reactions:
Action of concentrated Sulphuric acid on hydrated copper sulfate
Identify the acid in each case:
The acid which produces sugar charcoal from sugar
Give a chemical test to distinguish between dilute sulphuric acid and dilute hydrochloric acid.
Give examples of the use of sulphuric acid as
An oxidizing agent
Give reason for the following:
Concentrated sulphuric acid is kept in airtight bottles.
Complete the following sentence, choosing the correct word from the given options.
"Concentrated sulphuric acid is used in the laboratory preparation of nitric acid and hydrochloric acid because it is ____________ in comparison to these two acids."
Dilute sulphuric acid will produce a white precipitate when added to a solution of ______.
Write a balanced equation for the following conversion:
Lead sulphate from lead nitrate and sulphuric acid.
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. \[\ce{S + 2H2SO4 -> 2H2O + 3SO2}\]
Differentiate between the following pair based on the criteria given in the bracket:
Cane sugar and hydrated copper sulphate [using concentrated H2SO4]
