A double covalent bond is the sharing of a total of how many electrons?

When an ionic bond forms, which part(s) of the atoms are directly involved?

Consider the compounds sro and sio2. which compound exhibits more covalent character, and why?

What type of chemical bond holds 2 Na⁺ and O^2- together in Na₂O?

If it takes a combined 5137 kJ/mol to ionize Al to form Al³⁺, why does Al³⁺ form at all?

Which type of bond is the attraction between two oppositely charged atoms or groups of atoms?

Calculate the ionic character (in percent) of the interatomic bonds for Fe₂O₃.

What type of bond involves two atoms sharing electrons that travel around both nuclei?

Which is the only element in group 1 on the periodic table that forms covalent bonds?