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Which is a stronger reducing agent, SbH3...

Which is a stronger reducing agent, `SbH_3 or BiH_3`, and why?

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`BiH_3` is a stronger reducing agent than `SbH_3` because of smaller bond dissociation enthalpy.
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U-LIKE SERIES-THE P-BLOCK ELEMENTS -VERY SHORT ANSWER QUESTIONS
  1. Which allotrope of sulphur is thermally stable at room temperature ?

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  2. Name two poisonous gases which can be prepared from chlorine gas.

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  3. Which is a stronger reducing agent, SbH3 or BiH3, and why?

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  4. Which one of PCl4^(+) and PCl4^(-) is not likely to exist and why ?

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  5. Draw the structure of XeF2 molecule.

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  6. Draw the structure of XeF4 molecule.

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  7. Arrange F2, Cl2, Br2 and I2 in the order of increasing bond dissociat...

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  8. Why does NO2 dimerise ?

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  9. Fluorine does not exhibit any positive oxidation state. Why?

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  10. What is the covalence of nitrogen in N2O5 ?

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  11. Why is Bi (V) a stronger oxidant than Sb (V)?

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  12. In which one of the following two structures NO2^(+) and NO2^(-) the b...

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  13. Why is bond angle in PH3 molecule lesser than in NH3 ?

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  14. Assign reason for the following: In solid state, PCl5 behaves as an io...

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  15. Draw the structure of XeF2 molecule.

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  16. Give reason for the following: Among the noble gases only xenon is ...

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  17. Why do noble gases form compounds with oxygen and fluorine only ?

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  18. Complete the following chemical equation : XeF4 + H2O to

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  19. Write one chemical equation to show that SO2 acts as a reducing agent.

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  20. Write one chemical equation to show that chlorine gas can be obtained ...

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