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Select the molecule or ion having larger...

Select the molecule or ion having larger property mentioned in each of the following pairs :
`{:((a) NF_(3)","NH_(3),:,"dipole moment"),((b) NH_(3)","PH_(3),:,"bond angle"),((c )CO_(3)","BF_(3),:,"bond angle"):}`

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(a) `NH_(3)` (b) `NH_(3)` (c ) `CO_(2)`
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Sketch the bond moments and resultant dipole moments in the following molecules : PCl_(3), H_(2)O, NH_(3), NF_(3)

Which of the following is correct representation of dipole moment of NH_(3) molecule?

In each of the following pairs, predict which has higher value of the property mentioned: {:((i)HF","HCl,:,"Polar character"),((ii)NH_(3)","H_(2)O,:,"Bond angle"),((iii)KCl","KF,:,"Lattice enthalpy"),((iv)NF_(3)","NH_(3),:,"Dipole moment"),((v)C_(2)H_(2)","C_(2)H_(4),:,"s - character in the hybridisation of carbon"):}

Which of the following has larger bond angle in the following pairs ? (a)NH_(3),PH_(3)(b)BeF_(2),BF_(3)(c )H_(2)O,CO_(2)(d)H_(2)O,H_(2)S(e)C Cl_(4),C_(2)H_(2) ?

Which of the following molecules will have zero dipole moment: SiCl_(4), H_(2)O, CO_(2), BF_(3), NH_(3) ?

Consider the dipole moments of NH_3 and NF_3 . Which of the following is correct?

MODERN PUBLICATION-CHEMICAL BONDING AND MOLECULAR STRUCTURE-Conceptual Questions (2)
  1. Which of the following molecules will have zero dipole moment: SiCl(...

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  2. Why NF(3), is pyramidal while BF(3) is triangular planar, though both...

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  3. Which of the following has larger bond angle in each pair ? (i)CO(2)...

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  4. How many sigma and pi bonds are present in naphthalene?

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  5. Draw resonating structures of (i) nitrous oxide (N(2)O) and (ii) hydra...

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  6. Arrange H(2)O, NH(3) and CH(4) in the decreasing order of bond angle.

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  7. Benzene ring has alternate single and double bonds, yet all the C-C bo...

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  8. Arrange the following bonds in order of increasing polarity: P-H,H-O...

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  9. Arrange the following carbon atoms numbered C-1, C-2 and C-3 in the de...

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  10. Select the molecule or ion having larger property mentioned in each of...

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  11. What type of hybridisation is involved in carbon atoms of benzene ?

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  12. Indicate4 whether the following statement is TRUE or FALSE. Justify yo...

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  13. Which of the following has maximum bond angle ? H(2)O, CO(2), NH(3),...

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  14. CO(2) is non - polar while H(2)O is polar. What conclusion do you draw...

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  15. Select the correct choice (no reasons) (a) Which of the two is more ...

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  16. Arrange the following in order of increasing ionic character : C-H,F...

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  17. Arrange the bonds in order of increasing ionic character in the molecu...

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  18. Out of CS(2) and OCS which have higher dipole moment and why?

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  19. Which type of hybridisation explain the trigonal bipyramidal shape of ...

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  20. Nitrous oxide (N(2)O) may be represented by the following structures ...

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