//mostly ionic
sodium chloride	InChI=1S/ClH.Na/h1H;/q;+1/p-1
sodium oxide	InChI=1S/2Na.O/q2*+1;-2
sodium dioxide	InChI=1S/2Na.O2/c;;1-2/q2*+1;-2
barium sulfide	InChI=1S/Ba.S/q+2;-2
barium disulfide	InChI=1S/Ba.S2/c;1-2/q+2;-2
iron(III) oxide	InChI=1S/2Fe.3O/q2*+3;3*-2
//mostly covalent
boron trifluoride	InChI=1S/BF3/c2-1(3)4
silicon dioxide	InChI=1S/O2Si/c1-3-2
carbon tetrachloride	InChI=1S/CCl4/c2-1(3,4)5
silver(I) acetylide	InChI=1S/C2.2Ag/c1-2;;/q-2;2*+1
disilver acetylide	InChI=1S/C2.2Ag/c1-2;;/q-2;2*+1
monosodium acetylide	InChI=1S/C2H.Na/c1-2;/h1H;/q-1;+1
Sodium deuteroxide	InChI=1S/Na.H2O/h;1H2/q+1;/p-1/i/hD
