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H2S reacts with O2 to form...

`H_2S` reacts with `O_2` to form

A

`H_(2)+SO_(3)`

B

`H_(2)O+S `

C

`H_(2)SO_(4)+S `

D

`H_(2)O+SO_(2)`

Text Solution

Verified by Experts

The correct Answer is:
B
In limited supply of oxygen , `H_2S ` burns with blue flame and S and `H_2O` are the main products.
`2H-2S +O_2 to 2H_2O +2S `
In excess of oxygen , `H_2S ` gives `SO_2 ` and water as main product .
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MHTCET PREVIOUS YEAR PAPERS AND PRACTICE PAPERS-P-BLOCK ELEMENTS -Exercise 2
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  2. The ease of liquefaction of noble gases increases in the order

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  3. H2S reacts with O2 to form

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  4. On heating NH(4)NO3 strongly which is obtained ?

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  5. Sulphuric acid reacts with PCl5 to give

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  6. The type of bonds present in sulphuric anhydride

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  7. Elements of group 15 form compounds in +5 oxidatin state. However, bis...

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  8. When conc. HNO(3) is heated with P(2)O(5), it forms

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  9. In the laboratory H2S gas is prepared by using black lumps and dil. H...

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  10. When conc. H(2)SO(4) is heated with P(2)O(5), the acid is converted to

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  11. Sulphur does not exist as S2 molecule because

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  12. SO(2) does not act as a/an

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  13. The noble gas mixture is cooled in a coconut bulb at 173K. The gases ...

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  14. Among the C-X bond (where, X=Cl,Br,I) the correct decreasing order of ...

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  15. Bond length is maximum in

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  16. Reduction potentials of some ions are given below. Arrange them in dec...

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  17. When PbO(2) reacts with conc. HNO(3) the gas evolved is

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  18. On heating Pb(NO3)2 the products formed ate :

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  19. The correct formula of salt formed by the neutraliation of hypophosph...

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  20. Zinc and cold dil. HNO(3) reacts to produce

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