sc	skand
ti	tytan
v	wanad
cr	chrom
co	kobalt
zn	cynk
ga	gal
ge	german
as	arsen
se	selen
ne	neon
ar	argon
kr	krypton
xe	ksenon
rn	radon
te	tellur
sb	antymon
sn	cyna
in	ind
cd	kadm
pd	pallad
rh	rud
ru	ruten
tc	technet
mo	molibden
nb	niob
zr	cyrkon
y	itr
sr	stront
rb	rubid