106 .
I II
Iron is an
element
BECAUSE it cannot be broken into smaller units and retain its physical and chemical
properties.
107 .
I II
CCl 4 is a nonpolar compound BECAUSE the dipole moments are canceled out.
108 .
I II
A basic solution has more hydrogen ions than an acidic solution BECAUSE pH is defined as the −log [H+].
109 .
I II
Atomic radii decrease down a
group
BECAUSE the higher the atomic number within a group, the smaller the
atom.
110 .
I II
When an ideal gas is cooled, its volume will increase BECAUSE temperature and volume are proportional.
111 .
I II
