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प्रश्न
Name the acid used for the preparation of hydrogen chloride gas in the laboratory. Why is this particular acid preferred to other acids?
उत्तर
`H_2SO_4` (Sulphuric acid is used for the preparation of HCl gas in the laboratory). `H_2SO_4`has dehydrating properties so act as dehydrating agent.
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संबंधित प्रश्न
Certain blank spaces are left in the following table and these are labelled as A, B, C, D
and E. Identify each of them
| Lab preparation of | Reactants used | Products formed | Drying Agent | Method of collection |
|
| 1 | HCl gas | NaCl + H2SO4 |  |
conc. H2SO4 |  |
| 2 | NH3 gas |
|
Mg(OH)2 NH3 |
 |
 |
Write a balanced chemical equation for the action of hydrochloric acid on sodium bicarbonate.
The following are pertaining to the laboratory preparation of hydrogen chloride gas.
State a safety precaution you would take during the preparation of hydrochloric acid.
State your observation in given case When dilute hydrochloric acid is added to sodium carbonate crystals
Write the balanced chemical equation for the laboratory preparation of hydrogen chloride gas.
Draw a labelled diagram for the laboratory preparation of hydrogen chloride gas and answer the following.
- Name the acid used. Why is this particular acid preferred to other acids?
- Give the balanced equation for the reaction.
- Name the drying agent used in drying hydrogen chloride gas.
- Phosphorous pentoxide and calcium oxide are good drying agents, but they cannot be used to dry hydrogen chloride gas. Why?
- Why is the direct absorption of \[\ce{HCl}\] gas in water not feasible?
- What arrangement is done to dissolve \[\ce{HCl}\] gas in the water?
Name the gas produced when chlorine water is exposed to sunlight.
The drying agent used to dry \[\ce{HCl}\] gas is ______.
Draw a labelled diagram and explain the laboratory preparation of hydrogen chioride gas.
Explain, why (or give reasons for)
HCI gas does not conduct electricity, but hydrochloric acid conducts electricity.
Mention the reaction condition and give balanced equation to obtain: Cl2 gas from HCI acid.
Choose the correct answer from the options given below:
Dilute hydrochloric acid solution cannot be concentrated by boiling beyond
Choose the correct answer from the options given below:
Bleaching powder reacts with few drops of concentrated HCl to give
Write balanced equation for the reaction between dilute hydrochloric acid and sodium sulphite.
What property of hydrogen chloride is demonstrated when it is collected by downward delivery (upward displacement) ?
The following question is pertaining to the laboratory pertaining hydrogen chloride gas.
Name the drying agent used and justify your choice.
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 sulphate solution and sodium chloride solution.
Answer the following question related to the laboratory preparation of the hydrogen chloride gas:
Why is sodium chloride preferred to other metallic chlorides?
Identify the gas evolved in the following reaction:
\[\ce{MnO2}\] reacts with concentrated \[\ce{HCl}\].
