Chemistry is branch of science that deals with the study of matter and changes that matter undergoes under different conditions. This branch is applied in industries operating on petroleum, pharmaceutical, breweries etc. This subject deals with substances of daily use namely; acids, bases, salts and chemical compounds whether organic or inorganic.
I
Fe
Ir
Ag
Uranium
Oxygen
Calcium
Silicon
5
6
7
8
Zinc
Phosphorus
Calcium
Boron
Alkali earth metals
Alkali metals
Halogens
Noble gases
-1
+1
-2
+2
Isotopes
Isotones
Isomers
Allotropes
Lithium
Sodium
Helium
Hydrogen
NaOH
NaCl
KCl
KOH
Zn(OH)Cl
KCl
NaCl
NaOH