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प्रश्न
Answer the following question related to the laboratory preparation of the hydrogen chloride gas:
Why is sodium chloride preferred to other metallic chlorides?
उत्तर
Sodium chloride also known as common salt is cheap and easily available. Therefore, it is used over other metallic chlorides in the preparation of hydrogen chloride.
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संबंधित प्रश्न
Write a balanced chemical equation for the action of hydrochloric acid on sodium bicarbonate.
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 drying agents phosphorus pentoxide and calcium oxide are good drying agent but they cannot be used to dry hydrogen chloride gas. Why?
Explain why when the stopper of a bottle full of hydrogen chloride gas is opened, there are fumes in the air.
Explain why thick white fumes are formed when a glass rod dipped in \[\ce{NH4OH}\] is brought near the mouth of a bottle full of \[\ce{HCl}\] gas.
Explain why hydrogen chloride gas is not collected over water.
Describe an experiment to prove the following:
HCI gas contains the element chlorine.
Mention the reaction condition and give balanced equation to obtain: Cl2 gas from HCI acid.
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 which takes place in question(a).
Write balanced equation for the reaction between dilute hydrochloric acid and sodium sulphite.
Write the equation for:
The reaction between hydrogen chloride and ammonia.
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.
Answer the following question related to the laboratory preparation of the hydrogen chloride gas:
Write the chemical equation.
Complete and balance the following reaction, state whether dilute or conc. acid is used.
\[\ce{NH4OH + HCl ->}\]
