NAME ___________________________________________
PERIOD _________
DATE _________________________________
SAGE Review #3 Worksheet
Write A, B, C, or D on the blank next to each question. You will be graded on whether or not you are
correct. 20 points possible.
1. _____ Which of the following scientists is responsible for discovering the electron using a
cathode ray tube?
a. Thompson
c. Rutherford
b. Dalton
d. Bohr
2. _____ Which of the following subatomic particles are found in the nucleus?
a. Only protons
c. Electrons and neutrons
b. Protons and neutrons
d. Protons and electrons
3. _____ How many neutrons are in the isotope N-15?
a. 15
c. 8
b. 7
d. 14
4. _____ Which of the following has an electron configuration of [Ar]4s 23d3?
a. Germanium (Ge)
c. Calcium (Ca)
b. Chromium (Cr)
d. Vanadium (V)
5. _____ Which of the following elements forms a cation?
a. Neon (Ne)
c. Aluminum (Al)
b. Oxygen (O)
d. Arsenic (As)
6. _____ Which of the following is described as a sharing of electrons between two non-metals?
a. Covalent bonding
c. Metallic bonding
b. Ionic bonding
d. Hydrogen bonding
7. _____ In a reaction between hydrogen and chlorine to form hydrochloric acid, if hydrochloric
acid is removed from the system which way does the equilibrium shift?
a. No shift
c. Shifts up
b. Shifts left
d. Shifts right
8. _____ Which of the following will NOT speed up the rate of dissolution?
a. Decrease temperature
c. Increase surface area
b. Agitation
d. Increase temperature
9. _____ Which of the following compounds will have the highest boiling point when in solution?
a. Mg3(PO4)2
c. NaCl
b. Ca(NO3)2
d. C6H12O6
10. _____ Which of the following pairs of elements will have similar chemical properties?
a. Na and Cl
c. Sr and Ba
b. N and O
d. K and Ca
11. _____ Which of the following scientists is responsible for the planetary model of the atom?
a. Bohr
c. Dalton
b. Thompson
d. Rutherford
12. _____ Which of the following is NOT true of isotopes?
a. Isotopes are atoms of the same element.
b. Isotopes have the same number of protons.
c. Isotopes have the same number of electrons.
d. Isotopes have the same number of neutrons.
13. _____ What identifies an atom or ion to be that of a certain element?
a. Number of energy levels
c. Number of protons
b. Number of neutrons
d. Number of electrons
14. _____ Which of the following colors of visible light has the highest energy?
a. Orange
c. Green
b. Yellow
d. Blue
15. _____ Light is emitted from an atom when which of the following changes occur?
a. Electrons move to higher energy levels
b. Electrons move to lower energy levels
c. Changes occur in the nucleus
d. No changes need to occur
16. _____ When an atom gains an electron, the atom becomes an ion that is:
a. Positively charged and loses an insignificant amount of mass
b. Positively charged and gains an insignificant amount of mass
c. Negatively charged and gains an insignificant amount of mass
d. Negatively charged and loses an insignificant amount of mass
17. _____ What is the name for Co2(SO4)3?
a. Cobalt sulfate
c. Cobalt (II) sulfate (III)
b. Cobalt (II) sulfate
d. Cobalt (III) sulfate
18. _____ What element has the strongest attraction to electrons?
a. Fluorine (F)
c. Calcium (Ca)
b. Neon (Ne)
d. Oxygen (O)
19. _____ What is the structure of a polonium-210 atom?
a. 126 e-, 126 p+, 210 n
c. 84 e-, 84 p+, 210 n
+
b. 126 e , 126 p , 126 n
d. 84 e-, 84 p+, 126 n
20. _____ Which of the following types of radiation is equal to the nucleus of a Helium atom?
a. Delta
c. Alpha
d. Gamma
b. Beta