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SO2 will be obtained from the following...

`SO_2` will be obtained from the following

A

on reacting dil. `H_2 SO_4` with oxygen

B

on hydrolysing dil `H_2 SO_4`

C

on reacting conc. `H_2 SO_4` with `Na_2 SO_3`

D

All of the above

Text Solution

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The correct Answer is:
C
on reacting conc. `H_2 SO_4` with `Na_2 SO_3`
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  1. When SO2 is passed through aqueous H2 S sulphur is precipitated. In th...

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  2. A substance on treatment with dil. H2 SO4 liberates a colourless gas w...

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  3. SO2 will be obtained from the following

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  4. SO2 is not a

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  5. One gas bleaches flowers by reduction and the other gas by oxidation. ...

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  6. Which reduction shows the oxidising nature of SO2?

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  7. In the presence of moisture SO2

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  8. The bleaching by SO2 is temporary because

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  9. When moist coloured flowers are added into a gas of SO2 the flowers ar...

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  10. Which of the following gases produces maximum pollution?

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  11. Pure H2 S gas is obtained by action of water on

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  12. By passing H(2)S in acidified KMnO(4) solution we get

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  13. H2 S is far more volatile than water because

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  14. H2 S is a

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  15. H2 S is used for precipitation of cations of

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  16. H2 S on complete combustion with oxygen forms mainly

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  17. The ion that cannot be precipitated by both HCl and H2 S is

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  18. Which of the following gases turns lead acetate paper black?

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  19. Which of the following mixtures would give a black precipitate on pass...

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  20. A mixture of Cu^(2+) and Ni^(2+) can be separated for identification b...

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