Differences between electrovalent and covalent compounds

March 20, 2018

S.N	Electrovalent compounds	Covalent compounds
1.	These compounds are formed by transfer of electrons between atoms.	These compounds are formed by mutual sharing of electron pairs between atoms.
2.	Can conduct electricity in molten or solution state.	Cannot conduct electricity.
3.	Have high melting and boiling point.	Have low melting and boiling point.
4.	They contain metal atoms in their molecules.	They do not contain metal atoms in their molecules.
5.	Ions are involved in the bond formation.	Atoms are involved in the bond formation.
6.	Soluble in polar solvents like water.	Insoluble in polar solvents like water.
7.	Insoluble in nonpolar solvents like benzene or carbon tetrachloride.	Soluble in nonpolar solvents like benzene and carbon tetrachloride.
8.	Hard, crystalline solids.	Usually liquids or gases.
9.	Reactions are fast and rapid.	Reactions are slow.
10.	Do not show isomerism.	Show isomerism.
11.	Formed as a result of the large difference in electronegativity of atoms.	Formed as a result of small difference in electronegativity of atoms.
12.	Do not possess any characteristics smell.	Usually possess characteristics smell.
13.	Non inflammable.	Inflammable.
14.	They are frequently inorganic compounds.	They are frequently organic compounds.