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प्रश्न
State the observation for the following, when:
Concentrated sulphuric acid is added to carbon.
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उत्तर
Sulphuric acid is a strong oxidising agent. When it is added to carbon it oxidises carbon and the evolution of colourless gas are observed. This gas is carbon dioxide along with sulphur dioxide gas. The reaction is given as:
\[\ce{C + 2H2SO4 -> CO2↑ + 2H2O + 2SO2↑}\]
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संबंधित प्रश्न
What is the name given to the salts of sulphurous acid?
Give reasons for the following:
Sulphuric acid forms two types of salts with NaOH.
Name the following:
Products obtained by dissolving sulphur dioxide and chlorine in water.
Choose the current answer from the options given below :
Which of the following gas dissolves in H2SO4 to give alum?
Fill in the blank with appropriate word/words :
For the reaction SO2 + O2⇌ SO3 + Heat, the favourable conditions are _________ and __________.
Fill in the blank with appropriate word/words :
Oil of Vitriol is ___________
Name two other acids other than sulphuric acid, which can be prepared by using sulphuric acid.
Concentrated sulphuric acid is both an oxidizing agent and a non-volatile acid. Write one equation. Each illustrates the above-mentioned properties of sulphuric acid.
The following is the typical property of dilute acid. Complete it by inserting suitable words:
\[\ce{Sulphide + Acid -> \underline{\phantom{.......}} + \underline{\phantom{.......}}}\]
Arrange the following as per the instruction given in the bracket:
Sulphuric acid, Phosphoric acid, Acetic acid (increasing order of number of replaceable H atoms per molecule).
