Write 1 to 30 elements symbols and atomic numbers 3 times.
Answers
Answered by
1
H
He
Li
Be
B
C
N
O
F
Ne
Na
Mg
Al
Si
P
S
Cl
Ar
K
Ca
Sc
Ti
V
Cr
Mn
Fe
Co
Ni
Cu
Zn
Similar questions