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20 terms

First 20 Elements

Periodic Table Elements
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H
Hydrogen (1)
He
Helium (2)
Li
Lithium (3)
Be
Beryllium (4)
B
Boron (5)
C
Carbon (6)
N
Nitrogen (7)
O
Oxygen (8)
F
Flourine (9)
Ne
Neon (10)
Na
Sodium (11)
Mg
Magnesium (12)
Al
Aluminum (13)
Si
Silicon (14)
P
Phosphorus (15)
S
Sulphur (16)
Cl
Chlorine (17)
Ar
Argon (18)
K
Potassium (19)
Ca
Calcium (20)