Assign charges for each ion below, and complete the table with formulas and names for compounds formed by the combination of each cation and anion.
Ca
K
Al
Zn
S
Cl
N
O
B. Binary Ionic - Type II
Based on the charges given for each cation, complete the table with formulas and names (Stock and IUPAC) for compounds formed by the combination of each cation and anion.
Fe
Cu 1+
Fe_3+
Sn_4+
I
P__
O
Polyatomic
Assign charges for each ion below, and complete the table with formulas and names for compounds formed by the combination of each cation and anion.
Ba
Al
Pb_4+
Covalent
Complete the table below with missing formulas and names.
iodine heptafluoride
bromine trifluoride
disulfur hexachloride
Complete the following table with the missing information:
Ion
Number of Protons
Number of Electrons
Electrons Lost/Gained
12
10
8
2 gained
10
3 lost
Classify each of the following bonds as ionic, polar covalent or non-polar covalent:
a)
b)
c)
Arrange the following bonds in order of increasing polarity: < < < < < least polar most polar
Draw Lewis structures and use VSEPR to predict the shape and bond angles and polarity for each of the following molecules or ions:
a)
Shape:
Bond angle:
Polarity (Y/N):
b)
Shape:
Bond angle:
Polarity (Y/N):
c)
Shape:
Bond angle:
Polarity (Y/N):
d)
Shape:
Bond angle:
Polarity (Y/N):
9. Write the formula for the ionic compound formed from the combination of the elements indicated by the following electron-dot symbols:
a)
c)
10. Complete each of the following statements with a suitable word or phrase:
a) Polarity of a bond is caused by
b) Linear molecules with polar bonds are usually
c) Molecules with 3 bonding pairs and 1 non-bonding pair of electrons around the central atom have a shape.
d) Bonds that have unequal sharing of electrons are classified as .
e) Molecules with 2 bonding pairs and 2 non-bonding pair of electrons around the central atom have a shape.
