Name:
Date:
1. The type of subatomic particles found outside the nucleus of an atom includes
a. protons and electrons
c. protons only
b. neutrons only
d. electrons only
2. The atomic mass indicates the number of
a. neutrons and electrons
c. protons and electrons
b. neutrons and protons
d. protons only
3. A cation is best described as
a. a metal that receives an electron making its overall charge negative
b. a metal that loses an electron making its overall charge positive
c. a nonmetal that receives an electron making its overall charge negative
d. a nonmetal that loses an electron making its overall charge positive
4. A anion is best described as
a. a metal that receives an electron making its overall charge negative
b. a metal that loses an electron making its overall charge positive
c. a nonmetal that receives an electron making its overall charge negative
d. a nonmetal that loses an electron making its overall charge positive
5. Which of the following must be true if an element is a cation?
a. the element must have an overall positive charge
b. the element must have more protons than electrons
c. the element must be found in the first two columns of the periodic table
d. both a and b are correct
6. Which of the following must be true if an element is an anion?
a. the element must be a metal
b. the element must have more neutrons than protons
c. the element can only make covalent bonds
d. none of the above
7. Looking at the periodic table, the number of neutrons for mercury would be closest to
a. 80
c. 120
b. 280
d. 200
8. Looking at the periodic table, the number of orbitals for cobalt would be
a. 2
c. 4
b. 3
d. 5
9. Looking at the periodic table, if a solution of calcium and nitrogen were mixed, they would form a(n)
a. covalent bond
c. chemical bond
b. ionic bond
d. nonreactive solution
10. Looking at the periodic table, if a solution of potassium and lithium were mixed, they would form
a(n)
a. covalent bond
c. chemical bond
b. ionic bond
d. nonreactive solution
11. From the two bonds talked about in class, which bond would be considered stronger?
a. ionic bonds would be considered stronger because of the attraction of a metal and a
nonmetal
b. ionic bonds would be considered stronger because electrons are transferred, increasing bond
strength
c. covalent bonds would be considered stronger because of the attraction of two nonmetals
d. covalent bonds would be considered stronger because of the physical contact between
elements
12. The charge associated with electrons are ___, with neutrons are ____, and with protons are ____.
a. positive, negative, neutral
c. negative, neutral, positive
b. positive, neutral, negative
d. negative, positive, neutral
13. The number of valence electrons required to fill the first two shells are _______ and _______.
a. 2, 8
b. 2, 10
c. 4, 8
d. 4, 10
14. The reduction of electrons refers to the ______ of electrons which would refer to ___________.
a. loss, cations b. gain, cations c. loss, anions d. gain, anions
15. Which of these examples would be considered a compound?
a. H2O
b. CO2
c. O2
d. both a and b
16. Ionic bonds form between what two elements?
a. two cations
b. two metals
c. two anions d. metal and nonmetal
17. Covalent bonds form between what two elements?
a. two cations
b. two metals
c. two anions d. metal and nonmetal
18. What is the difference between an atom and an ion?
a. An atom must lose neutrons to form an ion
b. An atom always has a positive charge whereas an ion can have either charge
c. Ions must lose or gain electrons in order to be formed
d. There is no difference
19. Following the general rule of 8, the oxidation number for Rubidium would be
a. 1
b. 2
c. -1
d. -2
20. Following the general rule of 8, the oxidation number for Phosphorus would be
a. -3
b. 3
c. 5
d. -5
21. Carbon is a radioactive isotope used to determine the age of objects. Carbon-12 and carbon-13 are
other isotopes of carbon. The number of what subatomic particles must be the same among these 3
carbon isotopes?
a. electron
b. neutron
c. photon
d. proton
22. What is the maximum number of covalent bonds that can form between a single nitrogen atom and
1 or more hydrogen atoms?
a. 1
b. 2
c. 3
d. 4
23. Lead (Pb-208) is the heaviest stable isotope known. It has an atomic number of 82. How many
protons does Pb-208 have?
a. 126
b. 164
c. 208
d. 82
24. Breaking which type of bond would require the most energy?
a. covalent
b. ionic
c. hydrogen
d. intermolecular
25. The bond for calcium chloride is illustrated below.
The bond between the calcium and chloride is best classified as what type of bond?
a. covalent
b. hydrogen
c. ionic
d. intermolecular
26. What is the primary factor that determines the overall charge of an atom?
a. The difference in the total number of protons and neutrons
b. The difference in the total number of protons and electrons
c. The total number of electrons involved in the bond
d. The total number of protons and neutrons in an atom
27. Fill out the chart below using the information from the periodic table.
Element
Protons
Neutrons
Valence
Electrons
Oxidation
Number
Cation or Anion
33
Br
38
Al
Determine the type of bond (either ionic or covalent) that would form between the elements. Be sure
to draw the type of bond that would occur.
28. (2) Gallium + (3) Oxygen
29. Carbon + (2) Hydrogen + Oxygen
30. Aluminum + (3) Bromine
31. (2) Carbon + (2) Fluorine