What are the formal charges on $\mathrm{P}$ and $\mathrm{O}$ in the Lewis (electron dot) structure of the phosphate oxyanion represented in the figure?

What are the formal charges on the carbon and oxygen atoms and the formal charge difference, $∆$FC, in the Lewis (electron dot) structure of carbon dioxide shown in the figure?

What is the electron domain geometry of the sulfite oxoanion, ${\left[{\mathrm{SO}}_3\right]}^{2-}$?

What is the molecular geometry of ${\mathrm{BrF}}_5$?

Which of the following molecules is non-polar?

Which of the following combinations of atomic orbitals shown in the figure results in a sigma bond?

What is the hybridization of the oxygen atom in ethanol?

What is the hybridization of the carbon atom in methanal?