PART B
101 .
I II
Diamond and graphite are both substances made up of carbon but
have different properties
BECAUSE they are composed of different
isotopes.
102 .
I II
Na and Cl form an ionic bond BECAUSE Cl donates an electron to Na.
103 .
I II
AgCl will not dissolve in a concentrated NaCl
solution
BECAUSE the chloride ions from NaCl suppress the solubility
of AgCl.
104 .
I II
Hydrogen and deuterium are different elements BECAUSE they have a different number of protons.
105 .
I II
On the periodic chart, atomic radius increases from left to right BECAUSE the number of protons
is increasing.
