Match Each Term to Its Definition or Characteristic

Match each term to its definition or characteristic.
a.galactose
k.catalyst
b.electron
l.polar
c.radioactivity
m.buffer
d.proton
n.anion
e.amino group
o.enzymes
f.glucose
p.matter
g.compounds
q.neutron
h.carboxyl group
r.atomic weight
i.cation
s.fructose
j.glycogen
-Why do atoms lose, gain, or share electrons?

A) To release energy
B) To obtain stability
C) To increase bonding
D) To form compounds