Advertisements
Advertisements
प्रश्न
Give reason for the following:
Ammonia gas cannot be dried by passing through concentrated sulphuric acid.
Advertisements
उत्तर
Ammonia gas being basic in nature cannot be dried by using concentrated sulphuric acid.
APPEARS IN
संबंधित प्रश्न
Name the following:
Products obtained by treating zinc with dilute sulphuric acid.
Name the following:
Gases obtained by treating carbon with hot concentrated sulphuric acid.
Give examples of the use of sulphuric acid as
An oxidizing agent
The following statement is correct only under certain conditions. Rewrite the statement including the appropriate conditions.
Oxalic acid reacts with sulphuric acid to produce carbon monoxide and carbon dioxide.
Write balanced equation for the reaction of dilute sulphuric acid with the following:
Copper carbonate
A, B, C and D summarize the properties of sulphuric acid depending on whether it is dilute or concentrated. Choose the property (A, B, C or D), depending on which is relevant to each of the preparations (i) to (ii).
A. Dilute acid (typical acid properties)
B. Non-volatile acid
C. Oxidizing agent
D. Dehydrating agent
(i) Preparation of hydrogen chloride.
(ii) Preparation of ethane from ethanol
(iii) Preparation of copper sulphate from copper oxide.
Write the observation for the following:
Decomposition of bicarbonates by dil. H2SO4.
\[\ce{2NaHCO3 + H2SO4 -> Na2SO4 + 2H2O + 2CO2}\]
Distinguish between the following pair of compounds using the test given with brackets:
Dilute sulphuric acid and dilute hydrochloric acid (using barium chloride solution)
Convert the following reaction into a balanced chemical equation:
Sodium hydroxide to sodium sulphate using sulphuric acid.
Hydrogen chloride gas is prepared in the laboratory by the action of concentrated sulphuric acid on sodium chloride.
State the method of collection of the gas formed above.
