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STD 11 - 4. Chemical bonding and molecular structure — NEET STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceNEETSTD 11 - 4. Chemical bonding and molecular structure4 Marks
MCQ
The correct statement/s about Hydrogen bonding is/are:

$A$. Hydrogen bonding exists when $\mathrm{H}$ is covalently bonded to the highly electro negative atom.

$B$. Intermolecular $\mathrm{H}$ bonding is present in o-nitro phenol

$C$. Intramolecular $\mathrm{H}$ bonding is present in $\mathrm{HF}$.

$D$. The magnitude of $\mathrm{H}$ bonding depends on the physical state of the compound.

$E$. H-bonding has powerful effect on the structure and properties of compounds.

Choose the correct answer from the options given below :

  • A
    $A$ only
  • B
    $A, D, E$ only
  • C
    $A, B, D$ only
  • D
    $A, B, C$ only
✓

Answer

$(A)$ Generally hydrogen bonding exists when $\mathrm{H}$ is covalently bonded to the highly electronegative atom like $\mathrm{F}, \mathrm{O}, \mathrm{N}$.

$(B)$ Intramolecular $\mathrm{H}$ bonding is present in

(Image)

$(C)$ Intermolecular Hydrogen bonding is present in $\mathrm{HF}$

$(D)$ The magnitude has Hydrogen bonding in solid state is greater than liquid state.

$(E)$ Hydrogen bonding has powerfull effect on the structure & properties of compound like melting point, boiling point, density etc.

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