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Valence electrons for Elements. Recall that the valence electrons for the elements can be determined based on the elements position on the periodic table. Lewis Dot Symbol. H. a. l. o. g. e. n. s. F. ,. B. r. ,. C. l. ,. I. C. a. l. c. o. g. e. n. s. O. ,. S. N. i.

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Valence electrons for Elements

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Valence electrons for elements

Valence electrons for Elements

Recall that the valence electrons for the elements can be determined based on the elements position on the periodic table.

Lewis Dot Symbol


Valence electrons and number of bonds

H

a

l

o

g

e

n

s

F

,

B

r

,

C

l

,

I

C

a

l

c

o

g

e

n

s

O

,

S

N

i

t

r

o

g

e

n

N

,

P

C

a

r

b

o

n

C

,

S

i

Valence electrons and number of bonds

Number of bonds elements prefers depending on the number of valence electrons. In general -

#

C

o

v

a

l

e

n

t

B

o

n

d

s*

F

a

m

i

l

y

X

1 bond often

2 bond often

O

3 bond often

N

4 bond always

C

The above chart is a guide on the number of bonds formed by these atoms.


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