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Write one chemical equation to show that...

Write one chemical equation to show that `SO_2` acts as a reducing agent.

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If reduces halogens to their respctive hydracids, e.g
`SO_2 + 2H_2O + Cl rarr H_2O + 2HCl`
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ICSE-P-BLOCK ELEMENTS-EXERCISE (PART-II)(DESCRIPTIVE QUESTIONS)(VERY SHORT ANSWER QUESTIONS)
  1. Complete the following chemical equation : XeF4 + H2O rarr

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

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

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  4. Write one chemical equation that conc. H2SO4 is a strong oxidising age...

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  5. Give a chemical equation or name of the reaction to show that sodium c...

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  6. Find the oxidation number of sulfur in peroxomono-sulfuric acid.

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  7. Write the formula of the noble gas species that is isostructural with ...

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  8. Draw the structure of peroxodisulfuric acid.

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  9. Which is more stable PCl5 or PCl3 ?

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  10. Write the structural formula of PCl5(s).

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  11. What type of hybridization is involved in PCI5 ?

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  12. Why is sulfurous acid a reducing agent ?

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  13. Why do hydrides of oxygen and sulfur differ in physical state?

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  14. Which halogen has highest value of electron gain enthalpy?

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  15. Write the chemical equation for the following: Ca(3)(PO4)2 + SiO(2) ...

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  16. Why is nitrous acid oxidant as well as reductant ?

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  17. Which is least basic ? SbH(3)PH3,NH3,AsH3

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  18. Draw the structure of XeF(2)

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  19. Among the noble gases only xenon is well known to form chemical compou...

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  20. Assign reason for the following: In solid state, PCI5 , behaves as an ...

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