1/18
Looks like no tags are added yet.
Name | Mastery | Learn | Test | Matching | Spaced |
---|
No study sessions yet.
hydrogen
H
helium
He
lithium
Li
carbon
C
nitrogen
N
oxygen
O
fluorine
F
sodium
Na
magnesium
Mg
phosphorus
P
sulfur
S
chlorine
Cl
potassium
K
calcium
Ca
iron
Fe
zinc
Zn
iodine
I
lead
Pb
mercury
Hg