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Lewis-dot-diagram-worksheet - with answers

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Lewis Dot Diagram Worksheet
Use the Bohr models to determine the number of valance electrons. Once you have found the number of valance
electrons, place them around the elements symbol.
Element
Carbon
Hydrogen
Lithium
Magnesium
Boron
Atomic #
Atomic
Mass
Protons
Neutrons
Electrons
Lewis Dot
Element
Helium
Oxygen
Fluorine
Nitrogen
Silicon
Lewis Dot
Lewis Dot Diagram Worksheet
Use the Bohr models to determine the number of valance electrons. Once you have found the number of valance
electrons, place them around the elements symbol.
Element
Atomic
#
Carbon
6
Atomic
Protons Neutrons
Mass
12
6
6
Electrons
Lewis Dot
6
l
Hydrogen
1
1
1
0
1
H●
Lithium
3
7
3
4
3
Li●
Magnesium
12
24
12
12
12
Mg:
Boron
5
11
5
6
5
●
B
● ●
Element
Helium
Atomic
#
2
Atomic
Protons Neutrons
Mass
4
2
2
Electrons
2
Lewis Dot
●●
He
●●
Oxygen
8
16
8
8
8
O
● ●
●●
●●
Fluorine
9
19
9
10
9
: F:
●
●●
Nitrogen
7
14
7
7
7
●
N●
●
●
Silicon
14
28
14
14
14
●
Si ●
●
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