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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`

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(i) `PbS(s) + 4H_(2)O_(2)(aq) to PbSO_(4) + 4H_(2)O " "(ii) CO(g) + 2H_(2)(g) underset("Catalyst")overset("Cobalt")to CH_(3)OH(l)`
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PRADEEP-HYDROGEN -NCERT EXEMPLAR PROBLEMS WITH ANSWER, HINTS AND SOLUTIONS (SHORT ANSWER QUESTIONS)
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  2. If same mass of liquid water and a piece of ice is taken, then why...

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

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  4. Given reasons (i) Lakes freeze form top towards bottom. (ii) Ice ...

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  5. What do you understand by the term 'auto-protolysis of water' ? What i...

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  6. Dicuss briefly de- mineralistion of water by ion exchange resin.

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  7. Moleular hydrides are classified as electron deficient, electron prec...

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  8. How is heavy water prepared? Compare its physical properties with ...

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  9. Write one chemical reactions for the preparation of D(2)O(2).

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  10. Calculate the strenght of 5 volumes H(2)O(2) solution.

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  11. (i) Draw the gas phase and solid phase structure of H(2)O(2). (ii...

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  12. Melting point, enthalpy of vaporisation and viscosity data of H2 O an...

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  13. Dihydrogen reacts with dioxygen (O(2)) to from water .Write the na...

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  14. Explain why HCl is a gas and HF is a liquid ?

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  15. When the first element of the periodic table is treated with diox...

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  16. Rohan heard that instructions were given to the laboratory attend...

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  17. Given reason why hydrogen resembles alkali metals ?

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  18. Hydrogen generally form covalent compounds. Give reason

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  19. Why is the ionisation enthalpy of hydrogen higher than that of sod...

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  20. Basic pricinple of hyrogen economy is transpotation and storage of ...

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