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Explain why H2O is polar molecule but CO...

Explain why `H_2O` is polar molecule but `CO_2` is not ?

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MBD PUBLICATION-CHEMICAL BONDING AND MOLECULAR STRUCTURE-QUESTION BANK
  1. What is a pi bond ? Explain with example.

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  2. Give one example of each molecule with SP^2 and SP^3 hybrid bond.

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  3. Explain why H2O is polar molecule but CO2 is not ?

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  4. Among the compounds, NH3, HF and CH4 in which the hydrogen bonding is ...

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  5. Which of the following is an ionic compound ?

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  6. Draw the structure of ammonium ion showing the different bonds present...

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  7. What is the bond angle and shape of CO2 ?

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  8. Why H2O molecules remain associated in the liquid form ?

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  9. Write the electronic structure of CO3^(-2) and NH4^+ ions with lines a...

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  10. What type of hybridisation would account in the following cases ? BF3...

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  11. What type of hybridisation would account in the following cases ? BeC...

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  12. AB, CD, EF are three compounds having electronegativity difference bet...

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  13. Write down the molecular orbital configuration of NO^+ and NO^- .

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  14. Explain why HF is more polar than HCl .

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  15. What is the state of hybridisation of central atom in the following mo...

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  16. The hydrogen bonding in ammonia is less pronounced than in water. Why ...

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  17. Distinguish between bonding and antibonding orbitals.

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  18. Write the molecular orbital configuration of O2 .

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  19. The compound in which carbon atom uses only its sp^ 3 - hybrid orbital...

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  20. The paramagnetic behaviour of O2 molecules is best explained by :

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