Name ________________
About Dipoles
1. Which formula represents a polar molecule?
1) H2
2) H 2O
3) CO 2
Date:_________________
6. Which electron dot formula represents a polar molecule?
4) CCL 4
2. Which pair of characteristics describes the molecule
illustrated below?
1)
3)
2)
4)
1)
2)
3)
4)
symmetrical and polar
symmetrical and nonpolar
asymmetrical and polar
asymmetrical and nonpolar
7. Which electron dot formula represents a polar molecule?
1)
2)
3)
4)
3. Which structural formula represents a polar molecule?
1)
2)
3)
8. Which electron dot formula does not represent a
dipole molecule?
4)
4. Which structural formula represents a nonpolar
symmetrical molecule?
1)
3)
4)
2)
5. The diagram below represents a water molecule.
1)
3)
2)
4)
9. Which best describes the difference between a dipole and
a nonpolar molecule?
1) Dipoles are symmetrical and nonpolar molecules are
not.
2) Dipoles are asymmetrical and nonpolar
molecules are symmetrical.
3) Both dipoles and nonpolar molecules are
symmetrical.
This molecule is best described as
1)
2)
3)
4)
polar with polar covalent bonds
polar with nonpolar covalent bonds
nonpolar with polar covalent bonds
nonpolar with nonpolar covalent bonds
Chemistry!
Answer Key
Water as a Dipole
1.
2
2.
3
3.
4
4.
2
5.
1
6.
3
7.
2
8.
3
9.
2
Chemistry!