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प्रश्न
Write a balanced chemical equation when hot and concentrated sulphuric acid reacts with the following:
Sugar
उत्तर
When sulphuric acid reacts with sugar, it forms carbon.
\[\ce{\underset{[Conc sugar]}{C12H22O11} ->[conc.H2SO4] \underset{[Sugar Charcoal]}{12C + 11H2O}}\]
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संबंधित प्रश्न
Comment, sulphuric acid is referred to as Oil of vitriol.
Write a balanced chemical equation for each of the following reactions :
Action of dilute sulphuric acid on sodium hydroxide.
Name the following:
Products obtained by dissolving sulphur dioxide and chlorine in water.
Give reason for the following:
Concentrated sulphuric acid must be stored in airtight bottles.
How are the following conversions brought about? Give equation and condition:
Sulphur trioxide to sulphur acid.
Choose the current answer from the options given below :
Which of the following gas dissolves in H2SO4 to give alum?
A, B, C and D summarise the properties of sulphuric acid depending on whether it is dilute or concentrated.
A = Typical acid property
B = Non-Volatile acid
C = Oxidising agent
D = Dehydrating agent
Choose the property (A, B, C or D) depending on which is relevant to each of the following :
(i) Preparation of hydrogen chloride gas
(ii) Preparation of copper sulphate from copper oxide
(iii) Action of cone, sulphuric acid on sulphur
HCl, HNO3 and H2SO4 are formulae of three compounds. Which of these compounds has the highest boiling point and which has the lowest?
Write a balanced chemical equation when hot and concentrated sulphuric acid reacts with the following:
\[\ce{NaOH}\]
Identify the following:
The element having electronic configuration 2, 8, 6.
