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How do you account for the fact that H2O...

How do you account for the fact that `H_2O` is a liquid and `H_2S` is a gas at room temperature ?

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MBD PUBLICATION-CHEMICAL BONDING AND MOLECULAR STRUCTURE-QUESTION BANK
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  4. Write a note on hydrogen bond.

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  5. What is the shape of NH3 molecule ?

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

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  7. What is the shape of methane molecule ?

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

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  9. What is a pi bond ? Explain with example.

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

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

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

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  13. Which of the following is an ionic compound ?

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

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

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

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

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

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

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