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A colourless gas with rotten fish small,...

A colourless gas with rotten fish small, burns spontaneously with a bright flash, giving beautiful vortex rings of white smoke is.........

A

`P_(2)O_(3)`

B

`PH_(3)`

C

`P_(2)S_(5)`

D

`H_(2)S`

Text Solution

Verified by Experts

The correct Answer is:
B
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KUMAR PRAKASHAN-THE P-BLOCK ELEMENTS -SECTION-E (MULTIPLE CHOICE QUESTIONS (MCQS)) (DARPAN.S EXAM ORIENTED MCQS)
  1. In determination of boiling points, the Van- der-Waal's force is likel...

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  2. Which of the following compounds is most stable ?

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  3. A colourless gas with rotten fish small, burns spontaneously with a br...

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  4. Amongst the following, the strongest reducing agent is .............

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  5. In the reaction : H2O + Br2 to HOBr + HBr, Br2 gets ............

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  6. In presence of Lewis acid, which Xenon compound is an excellent fluori...

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  7. The true statement for the acids of phosphorus H3PO2, H3PO3 and H3PO4 ...

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  8. In which of the following compounds, all bond lengths are not equal ?

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  9. Ozone (O3) will not oxidise ............

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  10. Which of the following is the correct order of the boiling points of h...

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  11. The halogen with highest polarisibility is.........

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  12. The halogen that absorbs a light of maximum wavelength is ............

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  13. The correct order of acidic strength of acids : H3PO4, H4P2O7 and H5P3...

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  14. Identify the correct order of acidic strength.

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  15. The correct order of oxidizing nature of Ocl^(-), Obr^(-) and Ol^(-) ...

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  16. The correct order of melting points of group-15 trifluorides is .........

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  17. Brown colour of HNO3 can be removed by....

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  18. When a zinc reacts with very dilute nitric acid it produces .............

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  19. Which reagent can be used to distinguish O(3) and H2O2 ?

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  20. Ozone reacts with K4[Fe(CN)6] to form ..........

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