Types of Bonds
Molecular Geometry
Naming Ionic and Covalent Formulas
Writing Ionic and Covalent Formulas
Miscellaneous
100
What types of elements make up an ionic bond?
A metal and a nonmetal
100
How many lone pairs are on the central atom in H2S? Include the Lewis structure in your answer.
2
100
C3H8
1. Is it ionic, covalent, or organic?
2. Name it.
1. covalent (or organic)
2. tricarbon octahydride/ propane
100
dinitrogen pentoxide
1. Is it ionic or covalent?
2. Write the formula
1. covalent
2. N2O5
100
When are Roman numerals required in naming?
When a transition metal is used.
200
What is the charge of a magnesium ion? Is it a cation or anion?
Mg+2; cation
200
1. What is the shape of CF4?
2. Does it contain polar or nonpolar bonds?
3. Is the molecule polar or nonpolar?
1. tetrahedral
2. polar
3. nonpolar
200
Sr3(PO4)2
1. Is it ionic or covalent?
2. Name it.
1. ionic
2. strontium phosphate
200
sodium chromate
1. Is it ionic or covalent?
2. Write the formula.
1. Ionic
2. Na2CrO4
200
How many bonds can phosphorus form?
3
300
Which type of bond shares electrons equally?
Nonpolar
300
O=C=O
1. Name the shape of this molecule.
2. Is the molecule polar or nonpolar?
1. Linear
2. nonpolar
300
FeCO3
1. Is it ionic or covalent?
2. Name it.
1. ionic
2. iron (II) carbonate
300
ammonium iodide
1. Is it ionic or covalent?
2. Write the formula.
1. Ionic
2. NH4I
300
A triple bond is the sharing of ___ electrons.
6
400
Draw a Lewis structure for NF3. Include full or partial charges in your drawing.
F is partially negative, N is partially positive
400
What two shapes are always polar?
pyramidal and bent
400
CaCl2
1. Is it ionic or covalent?
2. Name it.
1. ionic
2. calcium chloride
400
phosphorus tetroxide
1. Is it ionic or covalent?
2. Write the formula.
1. covalent
2. PO4
400
Draw pentane and write its formula.
C5H12
500
Draw the compound between Al and Cl using Lewis structures.
Include full or partial charges in your drawing and write the formula for the compound.
+3 charge on Al, -1 charge on Cl
AlCl3
500
1. What is the shape of BH2F?
2. Is the molecule polar or nonpolar?
1. Trigonal planar
2. polar
500
Ag3N
1. Is it ionic or covalent?
2. Name it.
1. ionic
2. silver (I) nitride
500
manganese (VI) oxalate
1. Is it ionic or covalent?
2. Write the formula.
1. ionic
2. Mn(C2O4)3
500
Why does hydrogen act as both a metal and a nonmetal?
It can either gain or lose 1 electron to be stable.