CHEMICAL BONDING
,ATOMIC ELEMENT SYMBOL ELECTRONIC NATURE
NUMBER CONFIGURATION
1 Hydrogen H 1 Metal/Non metal
2 Helium He 2 Noble gas
3 Lithium Li 2,1 Metal
4 Beryllium Be 2,2 Metal
5 Boron B 2,3 Metalloid
,ATOMIC ELEMENTS SYMBOL ELECTRONIC NATURE
NUMBER CONFIGURATION
6 Carbon C 2,4 Non metal
7 Nitrogen N 2,5 Non metal
8 Oxygen O 2,6 Non metal
9 Fluorine F 2,7 Non metal
10 Neon Ne 2,8 Noble gas
, ATOMIC ELEMENT SYMBOL ELECTRONIC NATURE
CONFIGURATION
NUMBER
11 Sodium Na 2,8,1 Metal
12 Magnesium Mg 2,8,2 Metal
13 Aluminium Al 2,8,3 Metal
14 Silicon Si 2,8,4 Metalloid
15 Phosphorus P 2,8,5 Non metal
,ATOMIC ELEMENT SYMBOL ELECTRONIC NATURE
NUMBER CONFIGURATION
1 Hydrogen H 1 Metal/Non metal
2 Helium He 2 Noble gas
3 Lithium Li 2,1 Metal
4 Beryllium Be 2,2 Metal
5 Boron B 2,3 Metalloid
,ATOMIC ELEMENTS SYMBOL ELECTRONIC NATURE
NUMBER CONFIGURATION
6 Carbon C 2,4 Non metal
7 Nitrogen N 2,5 Non metal
8 Oxygen O 2,6 Non metal
9 Fluorine F 2,7 Non metal
10 Neon Ne 2,8 Noble gas
, ATOMIC ELEMENT SYMBOL ELECTRONIC NATURE
CONFIGURATION
NUMBER
11 Sodium Na 2,8,1 Metal
12 Magnesium Mg 2,8,2 Metal
13 Aluminium Al 2,8,3 Metal
14 Silicon Si 2,8,4 Metalloid
15 Phosphorus P 2,8,5 Non metal
