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20 Cards in this Set

  • Front
  • Back
hydrogen
H 1
helium
He 2
lithium
Li 3
beryllium
Be 4
born
B 5
Carbon
C 6
nitrogen
N 7
oxygen
O 8
fluorine
F 9
neon
Ne 10
Sodium
Na 11
magnesium
Mg 12
aluminum
Al 13
silicon
Si 14
phosphorus
P 15
sulfur
S 16
chlorine
Cl 17
argon
Ar 18
potassium
K 19
calcium
Ca 20