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Define octet rule. Write its significanc...

Define octet rule. Write its significance and limitations.

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MODERN PUBLICATION-CHEMICAL BONDING AND MOLECULAR STRUCTURE-Revision Exercises (Objective Questions)(Short Answer Questions)
  1. Explain the formation of a covalent bond. State two factors which infl...

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  2. Write the favourable factors for the formation of ionic bond.

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  3. Define octet rule. Write its significance and limitations.

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  4. What do you understand by a chemical bond? Why do atoms combine to for...

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  5. Draw Lewis symbols for the following elements : B, Ge, Si, Ar, Ca, K...

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  6. Give one example of a compound containing double bond and one containi...

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  7. Explain that whereas H(2) and F(2) are non - polar, HF is polar.

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  8. Draw the orbital representation of the molecules : HF, H(2)O and NH(...

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  9. Write the Lewis dot structures of (a) C Cl(4) (b) PH(3) ( c) BCl(3). I...

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  10. Draw the shapes of the following hybrid orbitals : sp, sp^(2), sp^(3...

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  11. Considering X axis as the internuvlear axis, which out of the followin...

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  12. Give the Lewis dot structures of NH(3), CH(4) and SO(3).

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  13. Draw electron dot structures of the following : (i) OF(2) (ii) C(2...

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  14. What is octet rule? List important exceptions to octet rule.

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  15. Give the number and types of various bonds in acetylene molecule. Name...

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  16. Draw dipole moment diagrams showing polarity of individual bonds and r...

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  17. Which one is covalent bond ?

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  18. Which plot best repersent the potential energy (E ) of two hydrogen at...

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  19. The dipole moment of hydrogen halides decreases form HF to HI. Explain...

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  20. Write the formal charges of the atoms in (i) hydroxide ion (ii) ca...

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