Please answer this here’s a photo

Which orbitals form a pi bond? a.the s orbital and three p orbitals b.the s orbital and two p orbitals c.overlapping p orbitals d.overlapping hybrid orbitals

The name of the ion, s2-, is: sulfurous ion sulfide ion sulfur ion sulfate ion

All cells are made of four types of acids, lipids, proteins, and carbohydrates.