User:Benjah-bmm27/multiple bonds

Main group element-element multiple bonds
	B	C	N	O	Si	P	S	Se
B	RB=BR B≡B	RB=CR2	R2B=NR2 RB+≡N−R	RB=O	RB=SiR2	RB=PR	RB=S	RB=Se
C		R2C=CR2 C=C	R2C=NR RC≡N	R2C=O C≡O	R2C=SiR2	R2C=PR	R2C=S	R2C=Se
N			RN=NR N≡N	RN=O N≡O	R2Si=NR	R3P=NR	R2S=NR	R2Se=NR
O				O=O	R2Si=O	R3P=O	R2S=O	R2Se=O
Si					R2Si=SiR2 RSi≡SiR	R2Si=PR	R2Si=S	R2Si=Se
P						RP=PR P≡P	R3P=S RP=S	R3P=Se
S							R2S=S S=S=O S=S	R2S=Se