Questions from General Chemistry


Q: Discuss the types of intermolecular forces acting in the liquid state of

Discuss the types of intermolecular forces acting in the liquid state of each of the following substances. a. N2 b. NH3 c. He d. CO2 (linear, nonpolar)

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Q: Discuss the types of intermolecular forces acting in the liquid state of

Discuss the types of intermolecular forces acting in the liquid state of each of the following substances. a. Ar b. H2O c. SeO2 d. BF3 (trigonal planar, nonpolar)

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Q: What do we mean when we say a liquid is volatile?

What do we mean when we say a liquid is volatile? Do volatile liquids have large or small vapor pressures? What types of intermolecular forces occur in highly volatile liquids?

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Q: Which type of bonding, ionic or covalent, generally results in

Which type of bonding, ionic or covalent, generally results in higher boiling points? Explain.

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Q: What types of intermolecular forces exist in a crystal of ice?

What types of intermolecular forces exist in a crystal of ice? How do these forces differ from the types of intermolecular forces that exist in a crystal of solid oxygen?

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Q: The envisions a metal as a cluster of positive ions through which

The envisions a metal as a cluster of positive ions through which the valence electrons are able to move freely.

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Q: Water is unusual in that its solid form (ice) is

Water is unusual in that its solid form (ice) is less dense than its liquid form. Discuss some implications of this fact.

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Q: Water at 100 °C (its normal boiling point) could

Water at 100 °C (its normal boiling point) could certainly give you a bad burn if it were spilled on the skin, but steam at 100 °C could give you a much worse burn. Explain.

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Q: For each of the following sets of pressure/volume data,

For each of the following sets of pressure/volume data, calculate the new volume of the gas sample after the pressure change is made. Assume that the temperature and the amount of gas remain the same....

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Q: Formaldehyde has the formula CH2O, where C is the central atom

Formaldehyde has the formula CH2O, where C is the central atom. The molecules in a sample of formaldehyde are attracted to each other by a combination of a. dipole–dipole forces and ionic forces. b....

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