Advertisements
Advertisements
प्रश्न
Answer the following question related to the laboratory preparation of the hydrogen chloride gas:
State the temperature required in the preparation.
उत्तर
The temperature used during the laboratory preparation of hydrogen chloride is nearly 200°C. A temperature above 200°C is not preferred as it can lead to breakage of glass apparatus and wastage of fuel.
APPEARS IN
संबंधित प्रश्न
Identify the gas evolved and give the chemical test in the following cases
Dilute hydrochloric acid reacts with sodium sulphite.
The following are pertaining to the laboratory preparation of hydrogen chloride gas.
Name the drying agent used and justify your choice.
For the preparation of hydrochloric acid in the laboratory:
Why is the direct absorption of hydrogen chloride gas in water not feasible?
How will you prove that the gas prepared is HCI?
What are the important precautions?
Explain, why (or give reasons for)
Hydrogen chloride is not collected over water.
What is aqua-regia?
Mention the reaction condition and give balanced equation to obtain: Cl2 gas from HCI acid.
Choose the correct answer from the options given below:
Bleaching powder reacts with few drops of concentrated HCl to give
Explain, why the following statement is not correct:
Lead chloride can be prepared by adding dilute HCI to lead sulphate solution.
Write the equation for:
The reaction between hydrogen chloride and ammonia.
One chemical test that would enable you to distinguish between the following pair of chemicals. Describe what happens with each chemical or state 'no visible reaction'.
Sodium chloride solution and sodium nitrate solution.
In the laboratory preparation, HCl gas is dried by passing through ______.
Complete and balance the following reaction, state whether dilute or conc. acid is used.
\[\ce{NH4OH + HCl ->}\]
Identify the gas evolved in the following reaction:
\[\ce{MnO2}\] reacts with concentrated \[\ce{HCl}\].
Complete and balance the following reaction, state whether dilute or conc. acid is used.
\[\ce{NH4OH + HCl ->}\]
