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A white precipitate is formed when small...

A white precipitate is formed when small amount of a gas is passed through lime water. The precipitate dissolves when excess of the gas is passed. What can be the possible gases? How would you identify the gases?

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The possible gases may be either carbon dioxide or sulphur dioxide.
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CHHAYA PUBLICATION-SOME p-BLOCK ELEMENTS-SOLVED WBCHSE SCANNER
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  3. A white precipitate is formed when small amount of a gas is passed thr...

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  4. Name the chemicals required for preparation of CO in the laboratory. G...

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  5. Write the chemical equation for the manufacture of urea.

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  6. Write the balanced equation(s) for the reaction when excess CO2 is pas...

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  7. What is dry ice?

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  8. How is producer gas manufactured?

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  9. What is active charcoal? Mention one of its uses.

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  10. Which one is the hardest allotrope of carbon? Answer with reason.

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  11. Why PbO2 is oxidising?

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  12. Explain why TlCl is known but Al Cl is not known.

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  13. Which of the following is thermodynamically most stable form of carbon...

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  14. PbCl4 is less stable than SnCl4 while PbCl2 is more stable than SnCl2....

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  15. Explain why C Cl4 is not hydrolysed while SiCl4 is hydrolysed.

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  16. What happens when borax is heated strongly?

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  17. Why are the dihalides of carbon unstable but the dihalides of tin and ...

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  18. Why is the aqueous solution of borax alkaline?

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  19. What happens when at first lesser amount and then excess amount of NaO...

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  20. Explain with reason: SnCl2 is a solid ionic compound whereas SnCl4 is ...

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