which first 20 element
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Answered by
2
1. H
2.He
3.Li
4.Be
5.B
6.C
7.N
8.O
9.F
10.Ne
11.Na
12.Mg
13.Al
14.Si
15.P
16.S
17.Cl
18.Ar
19.K
29.Ca
2.He
3.Li
4.Be
5.B
6.C
7.N
8.O
9.F
10.Ne
11.Na
12.Mg
13.Al
14.Si
15.P
16.S
17.Cl
18.Ar
19.K
29.Ca
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I write in full form okkkk!
Hydrogen
Helium
Lithium
Beryllium
Boron
Carbon
Nitrogen
Oxygen
flurine
neon
sodium
magnesium
aluminium
silicon
phosporus
sulpher.
chlorine
argon
potassium
calcium.....
i hope its help you
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Hydrogen
Helium
Lithium
Beryllium
Boron
Carbon
Nitrogen
Oxygen
flurine
neon
sodium
magnesium
aluminium
silicon
phosporus
sulpher.
chlorine
argon
potassium
calcium.....
i hope its help you
mark me as a brainlist
mark me as a brainlist..
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