what are the first 20 elements
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Answered by
6
H
hydrogen
He
helium
Li
lithium
Be
beryllium
B
boron
C
carbon
N
nitrogen
O
oxygen
F
fluorine
Ne
neon
Na
sodium
Mg
magnesium
Al
aluminum
Si
silicon
P
phosphorus
S
sulfur
Cl
chlorine
Ar
argon
K
potassium
Ca
calcium
Anonymous:
hi
Answered by
0
Answer:
H
He
Li
Be
B
C
N
O
F
Ne
Na
Mg
Al
Si
P
S
Cl
Ar
K
Ca
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