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प्रश्न
Complete the following equations :
C + cons. H2SO4
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उत्तर
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संबंधित प्रश्न
What is the name given to the salts of sulphuric acid?
Give reason for the following:
Red brown vapours are produced when concentrated sulphuric acid is added to hydrogen bromide.
Give reasons for the following:
A piece of wood becomes black when concentrated sulphuric acid is poured on it.
Distinguish between the following pairs of compounds using the reagent given in the bracket.
Ferrous sulphate solution and ferric sulphate solution. (Using sodium hydroxide solution)
Complete the following equations :
S + conc.HNO3 →
Give reason for the following:
In the contact process, sulphur dioxide is dissolved in 98% sulphuric acid and not in water.
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
Write a balanced chemical equation:
When hot and concentrated sulphuric acid reacts with the sugar.
The following is the typical property of dilute acid. Complete it by inserting suitable words:
\[\ce{Sulphite/hydrogen sulphite + Acid -> \underline{\phantom{.......}} + \underline{\phantom{.......}} + \underline{\phantom{.......}}}\]
