Science, asked by sanya2715, 1 year ago

can anyone tell me the valence of 1to 20 elements

Answers

Answered by Furious089
2
1)Hydrogen

1 valence electron

2)Helium

2 valence electrons

3) lithium

1 valence electrons


4)beryllium

2 valence electrons

5)boron

3 valence electrons

6)carbon

4 valence electrons

7)nitrogen

5 valence electrons

8)oxygen

6 valence electrons

9)flourine

7 valence electrons

10)neon

8 valence electrons

11)sodium

1 valence electron

12)magnesium

2 valence electrons

13)aluminum

3 valence electrons

14)silicon

4 valence electrons

15)phosphorus

5 valence electrons

16)sulfur

6 valence electrons

17)chlorine

7 valence electrons

18)argon

8 valence electrons

19)potassium

1 valence electron

20)calcium

2 valence eletrons


sanya2715: thanks...
Furious089: My pleasure
Answered by nishita19
1
H=+1 or - 1
Li=+1
Be=+2
B=+3
C=+4 or - 4
N=-3
O=-2
F=-1
Na=+1
Mg=+2
Al=+3
Si=+4
P=5,3
S=-2
Cl=-1
K=+1
Ca=+2



I hope that it's helpful for you
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