1. CHEMISTRY 1A STUDY SESSION
MRS. ROGERS

2. WHAT IS THE ELECTRON CONFIGURATION OF ALUMINUM?
1s22s22p63s23p1

3. The Pauli exclusion principle states that “If two electrons occupy the same orbital, they must have ________ spins”.
OPPOSITE

4. Electrons with occupy a p-orbital only after:
A. the previous s-orbital is half full
B. the previous s-orbital is completely full
C. the previous s-orbital is empty

5. Hund’s rule states that: electrons will pair up in an orbital only when:
A. there is an even number of electrons in the sublevel
B. all orbitals in the same sublevel have one electron with the same spin.
C. all orbitals in the same sublevel have one electron with opposite spins.
D. there is an odd number of electrons in the sublevel.

6. 1s22s22p63s2 is the electron configuration for which element?
A. Magnesium
B. Sulfur
C. Beryllium
D. Sodium

7. What is the proper name of the lab equipment shown above?
A. crucible
B. boiling dish
C. evaporating dish
D. flask

8. The lab equipment above is called a/an:
A. forceps
B. scoopula
C. stirring rod
D. metal strip

9. In this period of the table, the element whose valence electron(s) have the greatest ionization energy is:
a. Aluminum c. Argon
b. Chlorine d. Sodium

10. Which element is the largest?
a. Aluminum c. Argon
b. Chlorine d. Sodium

11. In this period of the table, the element with the greatest electronegativity is:
a. Sodium c. Argon
b. Aluminum d. Chlorine

12. The valence electrons in this column:
a. Are easily lost to form a cation
b. Are easily gained to form an anion
c. Are easily lost to form an anion
d. Are easily gained to form a cation

13. Which of the following statements correctly describes the substance with the formula KI?
a. Potassium iodide has metallic bonds
b. Potassium iodide is a polyatomic ion.
c. Potassium iodide is a molecular compound.
d. Potassium iodide is an ionic compound

14. The formation of an ionic bond involves the
a. transfer of neutrons.
b. transfer of electrons.
c. sharing of electrons.
d. transfer of protons.

15. A negatively charged ion is called a:
a. polyatomic ion
b. diatomic molecule
c. cation
d. anion

16. The chemical bond created entirely by non-metals is called:
A. ionic bond
B. covalent bond
C. metallic bond
D. chemical bond

17. a. One b. Three c. Five d. Seven
How many electrons are shown in the Lewis Dot structure for a neutral chlorine atom?
a. One
b. Three
c. Five
d. Seven

19. How many shared electron pairs are in the Lewis structure of water. a
How many shared electron pairs are in the Lewis structure of water? a. One b. Two c. Three d. Four

20. a. Aluminum Sulfate b. Aluminum Sodiate c. Aluminum Sulfide
What is the correct name for the ionic compound that forms between Al+3 and S-2?
a. Aluminum Sulfate
b. Aluminum Sodiate
c. Aluminum Sulfide
d. Aluminum Sodide

21. What is the charge of the iron ion in Fe2O3?
b. 3
c. 5
d. 6

22. Which statement is true regarding an ionic compound formed from iron and oxygen?
A. Iron forms a single compound with oxygen, FeO
B. Iron forms two compounds with oxygen, FeO and Fe2O3
C. Iron forms three compounds with oxygen, FeO , Fe2O3 , and Fe3O2
D. Iron is mostly unreactive

23. How many valence electrons are associated with Phosphorous?
B. 5
C. 2
D. 1

24. Polyatomic Ions are made up of:
A. ionic bonds
B. covalent bond
C. ionic and covalent bonds
D. neither ionic nor covalent bonds

25. Which polyatomic ions are included in (NH4)2SO4?
A. SULFATE
B. AMMONIUM
C. SULFATE AND AMMONIUM
D. SULFITE

26. What is the formula for beryllium hydroxide?
A. BeOH2
B. BeOH
C. Be(OH)2
D. Be(OH)

27. When naming ionic compounds that contain transition metals, how is the charge indicated in the name?
A. The charge is not indicated in the name.
B. The charge is indicated by placing the number in parenthesis in between the metal and non-metal.
C. The charge is indicated by placing a roman numeral in parenthesis in between the metal and non-metal.
D. The charge is indicated by placing a roman numeral at the end of the name.

28. What is the correct name for the following ionic compound: Cu3(PO4)2?
A. Copper (I) Phosphate
B. Copper Phosphate
C. Copper (II) Phosphate
D. Copper Phosphate (II)

29. What is the correct name for the following covalent compound: N2P5?
A. Nitrogen Tetraphosphide
B. Dinitrogide Pentaphosphide
C. Dinitrogen Pentaphosphide
D. Mononitrogen Pentaphosphide

30. What is the correct formula for trifluorine nonoxide?
B. F3O10
C. F3O9
D. F3O7