Unit 4 Part 2 Practice Test

Front

What is the formula for carbon tetrahydride?

Back

CH4

Front

What is the name of the molecule CO?

Back

carbon monoxide

Front

Molecules that are symmetrical tend to be __________. Molecules that are asymmetrical tend to be __________.

Back

nonpolar, polar

Front

What is the formula for selenium hexafluoride?

Back

SeF6

Front

What is the only type of intermolecular force that could have an impact on a noble gas?

Back

London dispersion forces

Front

Define a polar molecule.

Back

A molecule with a net dipole moment due to the presence of polar bonds that do not cancel each other out.

Front

Define a nonpolar molecule.

Back

A molecule that has no net dipole moment, often due to symmetrical distribution of charge.

Front

What are London dispersion forces?

Back

Weak intermolecular forces arising from temporary dipoles in molecules.

Front

What is the significance of molecular symmetry in determining polarity?

Back

Symmetrical molecules are generally nonpolar, while asymmetrical molecules are often polar.

Front

What is the formula for sulfur hexafluoride?

Back

SF6