When sodium chloride is heated with concentrated sulphuric acid below $200^{\circ} C$, one of the products formed is ________ .
- ✓sodium hydrogen sulphate
- Bsodium sulphate
- CChlorine
- DAll of these bove
Answer: A.
View full solution →Question types
Study of Compounds - Hydrogen Chloride question types
110 questions across 7 question groups — pick any mix to generate a Chemistry paper with step-by-step answer keys.
110
Questions
7
Question groups
5
Question types
01
MCQ
34 Q→02[2 Mark Question Answer]
8 Q→03[3 Mark Question Answer]
7 Q→04[1 Mark Question Answer]
49 Q→05Fill in the blanks.
8 Q→06[5 Mark Question Answer]
2 Q→07Match The Following.
2 Q→Sample Questions
Study of Compounds - Hydrogen Chloride questions
One sample from each question group in this chapter. Select any group above to see the full set with answer keys.
Choose the correct answer from the options given below :
The drying agent used to dry HCl gas is : ________ .
The drying agent used to dry HCl gas is : ________ .
- ✓Conc. $H _2 SO _4$
- BZnO
- C$Al _2 O _3$
- DCaO
Answer: A.
View full solution →Which of the following scientists first prepared hydrogen chloride by heating common salt with sulphuric acid?
- ARudolf Glauber
- BJoseph Priestley
- CHumphry Davy
- DAntoine Lavoisier
Match the following:
| Chemical Processes | Results | ||
| (i) | Synthesis of Hydrogen Chloride | (p) | Results in a highly acidic solution. |
| (ii) | Polar Nature of HCl | (q) | Utilises a direct combination of hydrogen and chlorine gases. |
| (iii) | Reaction of HCl with Ammonia | (r) | Due to the electronegativity difference between hydrogen and chlorine. |
| (iv) | Solubility of HCl in Water | (s) | Formation of white fumes of ammonium chloride. |
- A(i)-(q), (ii)-(r), (iii)-(s), (iv)-(p)
- B(i)-(s), (ii)-(r), (iii)-(p), (iv)-(q)
- C(i)-(s), (ii)-(p), (iii)-(r), (iv)-(q)
- Di)-(p), (ii)-(q), (iii)-(s), (iv)-(r )
Which reaction mechanism does not involve the production of hydrogen chloride?
- AThe Deacon process
- BThe Haber process
- CThe Raschig process
- DThe electrolysis of aqueous sodium chloride
Solution $A$ reacts with an acid $B$ (which gives greenish yellow gas on reacting with oxidizing agents like $Pb_3O_4$ )to give white precipitate $C$ insoluble in nitric acid but soluble in ammonium hydroxide. Name $A, B$ and $C.$
View full solution →Explain why dilute hydrochloric acid cannot be concentrated by boiling beyond 22.2%.
Explain why dry hydrogen chloride gas does not affect a dry strip of blue litmus paper but it turns red in the presence of a drop of water.
Explain why thick white fumes are formed when a glass rod dipped in $NH_4OH$ is brought near the mouth of a bottle full of $HCl$ gas.
View full solution →Convert hydrochloric acid to nascent chlorine.
Explain why A solution of hydrogen chloride in water turns blue litmus red, and conducts electricity, while a solution of the same gas in toluene:
(i) has no effect on litmus, and
(ii) does not conduct electricity.
(i) has no effect on litmus, and
(ii) does not conduct electricity.
A solution of hydrogen chloride in water is prepared. The following substances are added to separate portions of the solution :
| S.NO. | Substance added | Gas evolved | Odour |
| 1 | Calcium carbonate | _________ | _________ |
| 2 | Magnesium ribbon | _________ | _________ |
| 3 | Manganese (IV) oxide with heating | _________ | _________ |
| 4 | Sodium sulphide | _________ | _________ |
State which of the two - a solution of HCl in water or in toluene is an electrolyte. Explain.
Give three distinct test [apart from using an indicator] you would carry out with solution of $HCl$ to illustrate the typical properties of an acid.
View full solution →How will the action of dilute hydrochloric acid enable you to distinguish between Sodium carbonate and sodium sulphite.
Complete and balance the following reaction, state whether dilute or conc. acid is used.
$Pb_3 O_4+HCl \longrightarrow$
View full solution →$Pb_3 O_4+HCl \longrightarrow$
Complete and balance the following reaction, state whether dilute or conc. acid is used.
$Pb \left( NO _3\right)_2+ HCl \longrightarrow$
View full solution →$Pb \left( NO _3\right)_2+ HCl \longrightarrow$
Complete and balance the following reaction, state whether dilute or conc. acid is used.
$NaHSO_3 + HCl \rightarrow$
View full solution →$NaHSO_3 + HCl \rightarrow$
Complete and balance the following reaction, state whether dilute or conc. acid is used.
$NH_4OH + HCl \rightarrow $
View full solution →$NH_4OH + HCl \rightarrow $
Name the gas produced when chlorine water is exposed to sunlight.
The formula weight of HCl is _______ .
NaCl is used in preparation of HCl because it is _______ .
In laboratory HCl is prepared by the action of _______ on H2SO4.
HCl is _______ times heavier than air.
It is a colourless _______ gas at room temperature.
How will you prove that Hydrochloric acid contains (i) Hydrogen (ii) Chlorine?
Write equations for the reactions.
Write equations for the reactions.
Draw a labelled diagram for the laboratory preparation of hydrogen chloride gas and answer the following.
$a.$ Name the acid used. Why is this particular acid preferred to other acids?
$b.$ Give the balanced equation for the reaction.
$c.$ Name the drying agent used in drying hydrogen chloride gas.
$d.$ Phosphorous pentoxide and calcium oxide are good drying agents, but they cannot be used to dry hydrogen chloride gas. Why?
$e.$ Why is the direct absorption of $\text{HCl}$ gas in water not feasible?
$f.$ What arrangement is done to dissolve $\text{HCl}$ gas in the water?
View full solution →$a.$ Name the acid used. Why is this particular acid preferred to other acids?
$b.$ Give the balanced equation for the reaction.
$c.$ Name the drying agent used in drying hydrogen chloride gas.
$d.$ Phosphorous pentoxide and calcium oxide are good drying agents, but they cannot be used to dry hydrogen chloride gas. Why?
$e.$ Why is the direct absorption of $\text{HCl}$ gas in water not feasible?
$f.$ What arrangement is done to dissolve $\text{HCl}$ gas in the water?
Given below in column A is a schematic diagram Fountain experiment. Identify the parts labelled as A, B and C with the correct options from the column B.
| Column A | Column B |
 | 1. Hydrogen chloride |
| 2. Jet tube | |
| 3. Dropper | |
| 4. Water | |
| 5. Sodium chloride |
Given below in column A is a schematic diagram of an apparatus for the laboratory preparation of hydrogen chloride. Identify the parts labelled as A, B and C with the correct options from the column B.
| Column A | Column B |
 | 1. Sodium Chloride |
| 2. Calcium carbonate | |
| 3. Sulphuric acid | |
| 4. Acetic acid | |
| 5. Hydrogen chloride |
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