Predict the shape and polarity of each of the following molecules, which have polar covalent bonds: (6.8, 6.9)a. A central atom with three identical bonded atoms and one lone pair.

Determine if carbon dioxide, CO₂, is polar or nonpolar.

Determine if the compound of BCl₂F is polar or nonpolar.

Determine if phosphorus trihydride, PH₃, is polar or nonpolar.

Determine if difluorine selenide, F₂Se, is polar or nonpolar.

Determine if carbon dioxide, CO₂, is polar or nonpolar.