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Show that presence of three double bonds...

Show that presence of three double bonds in benzene.

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  • Sample Paper 1

    OSWAAL PUBLICATION|Exercise Exercise|56 Videos

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OSWAAL PUBLICATION-Sample Paper 2-Exercise
  1. What is the reaction of alkali metal with oxygen (air)? Give suitable ...

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  2. Which of the following is acidic and why? SiO2,Al2O3,PbO2

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  3. Show that presence of three double bonds in benzene.

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  4. How does ozonolysis takes place in ethene?

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  5. What is the cause of acid rain?How is ti harmful to the environment?

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  6. Give two reason , why the number of elements in first period is only 2...

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  7. Write the general electronic configuration of f-block elements.

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  8. What is hydrogen bonding?

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  9. HF is liquid where as HCI is gas.Give suitable reason.

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  10. Write the resonance structure of CO(2).

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  11. Write the lewi's dot structure of lithium molecule.Calculate its bond ...

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  12. Balance the redox reaction using oxidation number method: FE^(2+)(aq)C...

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  13. Name the subtance which are responsible for the permanent hardness of ...

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  14. Write any one method for removing permanent hardness of water,with its...

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  15. Give one suitable reason for diagonal relatioship of lithium with magn...

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  16. Name an alkali metal carbonate which is thermally unstable and why?Giv...

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  17. How would you explain lower atomic radius of Ga as compared to AI?

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  18. Write any one use of zeolite.

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  19. Define mole fraction.

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  20. Define Avogadro constant (N(A)).

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