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Correct decreasing order of volatility i...

Correct decreasing order of volatility is

A

`H_(2)O gt H_(2)S gt H_(2)Se`

B

`H_(2)S gt H_(2)O gt H_(2)Se`

C

`H_(2)Se gt H_(2)O gt H_(2)S`

D

`H_(2)S gt H_(2)Se gt H_(2)O`

Text Solution

Verified by Experts

The correct Answer is:
D
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AAKASH SERIES-VIA GROUP ELEMENTS-LEVEL-I (EXERCISE)
  1. (A): Thermal stability of the hydrides of VIA group elements decreases...

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  2. A stronger reducing agent is

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  3. Correct decreasing order of volatility is

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  4. The most acidic and thermally stable hydride of chalcogens are respect...

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  5. In the hydrides of VIA elements largest bond angle and bond length is ...

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  6. The effect of repulsion between the two lone pairs of electrons presen...

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  7. Which of the following is a weakest acid in its aqueous solution ?

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  8. Which of the following is least covalent hydride?

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  9. The bond angle in H(2)S is

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  10. Among the following, the weakest conjugate base is

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  11. The geometry of H(2)S and its dipole moment are

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  12. In the hydrides of VI A group elements, the acidic strength gradually ...

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  13. Oxygen is more electronegative than sulphur, yet H(2)S is acidic while...

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  14. In which of the following bond angle can not be explained by Valence B...

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  15. The element of VI A group which cannot form hexahalides is

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  16. When sulphur is treated with F(2), the main product formed is

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  17. The hybridization of Sin SF(4) is

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  18. Which of the following is foul smelling red liquid

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  19. Which of the following has open book-structure

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  20. Bond angles in SCl(2) and OF(2) respectively are

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