South Pasadena • Chemistry
Name
Period
Date
10 · Bonding
SOLIDS WORKSHEET
1. For each substance, determine
• what type of solid it forms [molecular, network, ionic, metallic]
• (2) the type of inter-particle forces involved [London Dispersion Forces, Dipole-Dipole Interactions,
Hydrogen Bonding, Covalent Bonds, Ionic Bonds, Metallic Bonds]
Substance
Type of Solid
Inter-Particle Forces
London Dispersion
Forces
(a)
Chlorine
Molecular
(b)
Water
Molecular
Hydrogen Bonding
(c)
MgCl2
Ionic
Ionic Bonds
(d)
Iron
Metallic
Metallic Bonds
(e)
HCl
Molecular
Dipole-Dipole
Interactions
(f)
Graphite
Network Covalent
Covalent Bonds
(g)
NH3 (ammonia)
Molecular
Hydrogen Bonding
(h)
CaO
Ionic
Ionic Bonds
(i)
Silica
Network Covalent
Covalent Bonds
(j)
CH4 (methane)
Molecular
London Dispersion
Forces
(k)
Cobalt
Metallic
Metallic Bonds
(l)
CO
Dipole-Dipole
Interactions
2. The following picture represents a sample of solid benzene, C6H6.
These molecules form a(n) molecular solid.
Molecular
What forces are between the molecules?
London Dispersion Forces
What forces are within a molecule?
Non-polar Covalent Bonds
What forces are broken when benzene vaporizes?
London Dispersion Forces
C6H6 (ℓ) à C6H6 (g)
This molecule is [non-polar ] and [will not ] dissolve in water.
3. The following picture represents a sample of diamond. Each sphere represents a carbon atom.
This is a(n) network covalent solid.
What forces are between carbon atoms in diamond?
(non-polar) covalent bonds
Diamond is expected to have a [ lower | higher ] boiling point than benzene
(C6H6).
4. The following picture represents a sample of solid zinc sulfide, ZnS. The smaller sphere represent Zn2+ ions,
while the larger sphere represent S2– ions.
This is a(n) ionic solid.
What forces are between the atoms in this solid?
ionic bonds
ZnS is expected to have a [ lower | higher ] boiling point than benzene (C6H6).
Draw the Lewis Structure for this compound.
Zn
2+
S
2-
5. The following picture represents a sample of solid gold, Au.
This is a(n) metallic solid.
What forces are between the atoms in this solid?
Metallic bonds
List three properties of this solid.
malleable, ductile, heat conductor, electrical conductor, luster