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प्रश्न
Write balanced equation for the reaction between dilute hydrochloric acid and sodium sulphite.
उत्तर
Reaction between sodium sulphite and dilute hydrochloric acid is -
\[\ce{Na2SO3 + 2HCI -> 2NaCI +H2O + SO2 ^}\]
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संबंधित प्रश्न
The following are pertaining to the laboratory preparation of hydrogen chloride gas.
Name the drying agent used and justify your choice.
State your observation in given case When dilute hydrochloric acid is added to sodium carbonate crystals
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?
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.
Draw a labelled diagram and explain the laboratory preparation of hydrogen chioride gas.
Explain, why (or give reasons for)
In the preparation chloride from sodium chloride, the gas can be obtained below 200°C or above. But the lower temperature is preferred.
Explain, why (or give reasons for)
Hydrogen chloride 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 gas.
Mention the reaction condition and give balanced equation to obtain : HCl gas from common salt
Complete and balance the equations:
KMnO4 + HCI → _______+ _______ + _______ + ______ + 8H2O
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).
What property of hydrogen chloride is demonstrated when it is collected by downward delivery (upward displacement) ?
State the observation for action of dilute hydrochloiric acid or iron (II) sulphate.
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.
Give one test to distinguish between the following pair of chemicals.
Iron (III) Chloride solution and copper chloride solution.
In the laboratory preparation, HCl gas is dried by passing through ______.
State a relevant reason for the following:
Hydrogen chloride gas cannot be dried over quick lime.
