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प्रश्न
How can you prove that hydrochloric acid contain :
Chlorine?
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उत्तर
On reaction with oxidizing agents, hydrochloric acid forms respective salts water and pungent smelling, greenish yellow chlorine gas.
\[\ce{\underset{\text{Manganses dioxide}}{MnO4} + 4HCl -> \underset{\text{Manganese chloride}}{MnCl2(aq)} + 2H2O + Cl2 ^}\]
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संबंधित प्रश्न
When dilute HCl is added to a salt Q, a brisk effervescence is produced and the gas turns lime water milky.
When NH4OH solution is added to the above mixture (after adding dilute HCl), it produces a white precipitate which is soluble in excess NH4OH solution.
The aim of the Fountain experiment is to prove that ______.
Study the figure given below and answer the questions which follow:
- Identify the gas Y.
- What property of gas Y does this experiment demonstrate?
- Name another gas which has the same property and can be demonstrated through this experiment.
Name the drying agent used to dry HCl gas.
Describe an experiment to prove the following:
HCI gas is heavier than air.
How will you show that hychloric acid contains both hydrogen and chlorine (other than by electrolysis) ?
Hydrogen chloride gas is very soluble in water. It is dissolved in water to prepare hydrochloric acid by using an anti-suction device, as shown in the diagram. Very briefly explain how this device prevents the suction of water into the flask, in which hydrogen chloride gas is produced.
Dilute hydrochloric acid is added in turn to a mixture of iron and sulphur and to the compound formed between iron and sulphur. Name the gas formed in each case.
The diagram shows an apparatus for the laboratory preparation of hydrogen chloride.
(i) Identify A and B
(ii) Write the equation for the reaction
(iii) How would you check whether or not the gas jar is filled with hydrogen chloride?
(iv) What does the method of collection tell you about the density of hydrogen chloride.
Identify the terms for the following:
A method used to collect HCl gas.
