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प्रश्न
Give a balanced equation when dilute hydrochloric acid is added to : Sodium sulphite
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उत्तर
Na2SO3 + 2HCl → 2NaCl + SO2 +H2O
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संबंधित प्रश्न
Hydrochloric acid contains (i) hydrogen (ii) chlorine. Prove it. Write equations for the reactions.
Name the experiment which demonstrates that hydrogen chloride is soluble in water.
Complete and balance the following reaction, state whether dilute or conc. acid is used.
\[\ce{NH4OH + HCl -> }\]
Complete the following reaction and balance them.
Zn+ 2HCl ⟶
Name the following:
Acid used to extract glue from bones.
Give a balanced equation when dilute hydrochloric acid is added to : Calcium carbonate
How will you identify?
Chloride ion
Write the steps needed for flame test ?
- Give only one suitable chemical test to identify the following gases.
- Ammonia
- Sulphur dioxide
- Hydrogen chloride
- Chlorine
- Carbon dioxide
- Oxygen
- Hydrogen
- Select a basic gas mentioned in Q. (a). How is the basic nature suspected?
- Select acidic gases from the gases mentioned in Q. (a). How is the acidic nature suspected?
- The two gases A and B are bleaching agents. A is greenish-yellow and bleaches due to its oxidizing property while B is a colourless gas that bleaches due to reduction. Identify A and B?
- Which gas turn blue cobalt chloride paper light pink? Give one similarity in the test between
- Cl2 and HCl
- SO2 and CO2.
Study the flow chart and give balanced equations with conditions for the conversions A, B, C, D and E.

