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Chemical Bonding and Molecular Structure question

2025 · Q122
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Chemical Bonding and Molecular Structure question

2025 · Q122

NEETChemistryChemical Bonding and Molecular StructureMCQ+4 / −1

Identify the correct orders against the property mentioned

A. H2O>NH3>CHCl3\mathrm{H}_2 \mathrm{O}>\mathrm{NH}_3>\mathrm{CHCl}_3H2​O>NH3​>CHCl3​-dipole moment

B. XeF4>XeO3>XeF2\mathrm{XeF}_4>\mathrm{XeO}_3>\mathrm{XeF}_2XeF4​>XeO3​>XeF2​ - number of lone pairs on central atom

C. O−H>C−H>N−O−\mathrm{O}-\mathrm{H}>\mathrm{C}-\mathrm{H}>\mathrm{N}-\mathrm{O}-O−H>C−H>N−O− bond length

D. N2>O2>H2−\mathrm{N}_2>\mathrm{O}_2>\mathrm{H}_2-N2​>O2​>H2​− bond enthalpy

Choose the correct answer from the options given below:

  1. A
    A, C only
  2. B
    B, C only
  3. C
    A, D only
  4. D
    B, D only
View written solutionFree

Correct answer: C

A.

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$\mu(D)$
$\mathrm{H}_2 \mathrm{O}$1.85
$\mathrm{NH}_3$1.47
$\mathrm{CHCl}_3$1.04

B. $\mathrm{XeF}_4: 2$ lone pairs of electron

$\mathrm{XeO}_3: 1$ lone pair of electron

$\mathrm{XeF}_2$ : 3 lone pairs of electron

C. Order of Bond length :- $\mathrm{N}-\mathrm{O}>\mathrm{C}-\mathrm{H}>\mathrm{O}-\mathrm{H}$

D. $\quad \mathrm{N}_2$ Bond order is 3

$\mathrm{H}_2$ Bond order is 1

$\mathrm{O}_2$ Bond order is 2

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