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Define bond enthalpy. Why the bond entha...

Define bond enthalpy. Why the bond enthalpy of `F_(2)` is less than that of `Cl_(2)`?

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Assertion: Bond dissociation energy of F_(2) molecule is less than that of Cl_(2) molecule. Reason: Due to inter-electronic repulsion between F atom, F-F bond length in F_(2) molecule is higher than Cl-Cl bond lengthh in Cl_(2) molecule.

Bond dissociation energy of F_(2) is less that of Cl_(2) give reason.

CBSE COMPLEMENTARY MATERIAL-CHEMICAL BONDING AND MOLECULAR STRUCTURE -2-MARK QUESTIONS
  1. Draw the resonating structures of O(3) and calculate formal charges on...

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  2. o- nitrophenol is steam volatile while p-nitrophenol is not. Discuss.

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  3. Define bond enthalpy. Why the bond enthalpy of F(2) is less than that ...

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  4. Define resonance. Draw resonating structures of CO(2).

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  5. Assign reason for the following, NH(3) is freely soluble in water wh...

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  6. Assign reason for the following, B(2) is paramagnetic while C(2) is ...

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  7. Out of NH(3) and NF(3) which is more polar. Explain with the help of d...

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  8. Why does N(2) is diamagnetic while O(2) is paramagnetic. Explain on th...

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  9. H(2)^(+) and H(2)^(–) have same bond order. Which is more stable?

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  10. How will you differentiate between bonding and anti bonding molecular ...

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  11. Write the important conditions required for the linear combination of ...

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  12. Although Chlorine (EN = 3.2) is more electronegative than Nitrogen (E...

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  13. ClF(3) is T shaped but BF(3) is planar. Explain.

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  14. N (SiH(3))(3) and N(CH(3))(3) are not isostructural. Give reason.

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  15. Draw molecular orbital diagram for N(2)^(+) molecule.

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  16. HCl is a covalent compound but it ionises in the solution?

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  17. The molecule of CO(2) is linear whereas that of SnCl(2) is angular why...

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  18. Arrange the following in the order of property indicated for each set:...

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  19. Arrange the following in the order of property indicated for each set:...

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  20. Arrange the following in the order of property indicated for each set:...

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