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Complete the following equations (i...

Complete the following equations
(i) `PbS(s) +H_(2)O_(2) (aq) to `
(ii)`CO(g) + 2H_(2) (g) underset("catalyst")overset("cobalts")to`

Text Solution

Verified by Experts

`underset("(Black)")(PbS(s))+4H_(2)O(aq)tounderset("(White)")(PbSO_(4)(s))+4H_(2)O(l))`
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ICSE-HYDROGEN-SHORT ANSWER TYPE QUESTIONS
  1. Explain, why hydrogen peroxide is stored in coloured/plastic bottles.

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  2. Complete the following equations : Fe(s)+H(2)O(g)to

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  3. Complete the following equations (i) PbS(s) +H(2)O(2) (aq) to ...

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  4. Complete and balance the following equations: MnO(4)^(-) (aq) + H(2)...

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  5. Explain, why water has high boiling and melting points as compared to ...

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  6. Molarity of pure water is

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  7. Distinguish clearly between hard and soft water

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  8. Distinguish clearly between temporary and permanent hardness.

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  9. Write two reactions to explain amphoteric nature of water .

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  10. What is meant by hydrogen economy?

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  11. Explain the correct context in which the following terms are used: ...

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  12. Explain the correct context in which the following terms are used: d...

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  13. Explain the correct context in which the following terms are used: p...

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  14. Explain the correct context in which the following terms are used: h...

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  15. Is it correct to say that hydrogen can behave as a metal? If it is cor...

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  16. Write a short note on the isotopes of hydrogen.

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  17. Does hydrogen show allotropy? How many allotropes of dihydrogen are kn...

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  18. Name the class of hydrides to which H(2)O, B(2)H(6), NaH and LaH(3) be...

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  19. Hydrogen forms three types of bonds in its compounds. Giving suitable ...

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