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Ionic compounds have electropositive and electronegative elements present and high melting
points due to strong ionic bonding.
Polar molecules have weak intermolecular dipole-dipole interaction and dispersion forces, and
low melting points.
Nonpolar molecules have weak intermolecular forces, and low melting points.
LiF - ionic compound
ionic bonding
BeF2 - ionic compound
ionic bonding
BF3 - nonpolar molecule
dispersion force
CF4 - nonpolar molecule
dispersion force
NF3 - polar molecule
dispersion force
dipole-dipole interaction
OF2 - polar molecule
dispersion force
dipole-dipole interaction
F2 - nonpolar molecule
dispersion force
Solution
Ionic compounds have electropositive and electronegative elements present and high melting
points due to strong ionic bonding.
Polar molecules have weak intermolecular dipole-dipole interaction and dispersion forces, and
low melting points.
Nonpolar molecules have weak intermolecular forces, and low melting points.
LiF - ionic compound
ionic bonding
BeF2 - ionic compound
ionic bonding
BF3 - nonpolar molecule
dispersion force
CF4 - nonpolar molecule
dispersion force
NF3 - polar molecule
dispersion force
dipole-dipole interaction
OF2 - polar molecule
dispersion force
dipole-dipole interaction
F2 - nonpolar molecule
dispersion force

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Ionic compounds have electropositive and electronegative elements pr.pdf

  • 1. Ionic compounds have electropositive and electronegative elements present and high melting points due to strong ionic bonding. Polar molecules have weak intermolecular dipole-dipole interaction and dispersion forces, and low melting points. Nonpolar molecules have weak intermolecular forces, and low melting points. LiF - ionic compound ionic bonding BeF2 - ionic compound ionic bonding BF3 - nonpolar molecule dispersion force CF4 - nonpolar molecule dispersion force NF3 - polar molecule dispersion force dipole-dipole interaction OF2 - polar molecule dispersion force dipole-dipole interaction F2 - nonpolar molecule dispersion force Solution Ionic compounds have electropositive and electronegative elements present and high melting points due to strong ionic bonding. Polar molecules have weak intermolecular dipole-dipole interaction and dispersion forces, and low melting points. Nonpolar molecules have weak intermolecular forces, and low melting points. LiF - ionic compound ionic bonding
  • 2. BeF2 - ionic compound ionic bonding BF3 - nonpolar molecule dispersion force CF4 - nonpolar molecule dispersion force NF3 - polar molecule dispersion force dipole-dipole interaction OF2 - polar molecule dispersion force dipole-dipole interaction F2 - nonpolar molecule dispersion force