24.
What are the symbols the following?
a. Barium:
,+
b. Iron:
____ e, + ____ , + _____
c.
Sulfate:
___ ___4, ___ ___
d. Phosphorus:____, +____, ____5
f.
Potassium: _____, _____1
g. Oxygen: _____ _____
h. Copper: _____ u, +1, + _____
i.
Bromine: ____ ____, ____ 1
j.
Mercury: ____ g, +____, ____2
k.
Iodine: ____, ____ ____
l.
Sulfur: ____, ____ ____
m. Silver: ____ ____, +____
n. Calcium: ____ a, ____ 2
o. Nitrate: N ____ , - ____
p. Aluminum: A ____ , + ____
q. Chlorine: ____ ____, ____ ____
r.
Zinc:
____ ____, ____ ____
25.
The three types of chemical bonds are e________ (i ___________),
c___________, and c________ c___________ .
26.
In _______________ (I ___________) bonding, the electrons are not shared.
They are donated by (one element) (both elements).
MD0803
1-36