Overall Properties

Question 0

Ionic bonds

Answer 0

(a) High boiling and melting points
(b) Hard and brittle
(c) Conducts electricity in molten and aqueous states but non-conducting in solid states
(d) Generally soluble in polar solvents such as hexane

Question 1

Metallic bonds

Answer 1

(a) High melting and boiling points
(b) Good electrical conductivity in solid and molten states
(c) Good thermal conductivity
(d) Malleable and ductile
(e) High density

Question 2

Giant covalent structure

Answer 2

(a) High melting and boiling points
(b) Hard
(c) Non-conductor of electricity
(d) Insoluble in all solvents

Question 3

Simple covalent structure

Answer 3

(a) Low melting and boiling points
(b) Non-conductors of electricity
(c) Soft
(d) Soluble in solvents of similar polarity