Atoms and Periodic Table Quiz
Do Not Write on This Test!!! You may use a periodic table.
Form B
Choose the BEST answer.
1. The zigzag line on the periodic table divides
a. alkali metals and transition metals
c. semimetals and transition metals
b. metals and nonmetals
d. inert gases and halogens
2. The smallest particle into which an element can be divided and still be the same
substance is a (n)
a. electron
b. proton
c. atom
d. molecule
3. Electrons are particles that
a. help make up the nucleus and have no charge
b. help make up the nucleus and are positively charged
c. are located outside of the nucleus and are negatively charged
d. are located outside of the nucleus and have no charge
4. If you found a Carbon 13 atom, you would know that
a. it has 13 protons
c. it has 13 neutrons
b. it has 13 electrons
d. it has 7 neutrons
5. What particles make up the nucleus?
a. electrons and neutrons
b. electrons and protons
c. protons and neutrons
d. electrons, protons, and neutrons
6. Neutrons are particles that
a. help make up the nucleus and have no charge
b. help make up the nucleus and are positively charged
c. are located outside of the nucleus and are negatively charged
d. are located outside of the nucleus and have no charge
7. The current model of the atom suggests that
a. proton clouds surround the nucleus
b. electron clouds surround the nucleus
c. electrons travel in definite paths around the nucleus
d. the exact path of a moving electron can be predicted
8. The mass number minus the atomic number is equal to the number of
a. protons and neutrons
b. protons
c. protons and electrons
d. neutrons
9. Mendeleev arranged the elements
a. density
b. melting point c. how they look (appearance)
d. atomic mass
10. Which of the following is NOT found on the periodic table?
a. the atomic number of each element
b. the symbol of each element
c. the density of each element
d. the atomic mass of each element
11. An atom of gold with 79 protons, 79 electrons, and 118 neutrons would have a mass
number of
a. 39
b. 158
c. 197
d. 276
12. On the periodic table, a horizontal row is called
a. atomic mass
b. family
c. a group
13. Most metals are good conductors of
a. thermal energy
b. electric current
d. a period
c. light energy
d. both (a) and (b)
14. One property of most nonmetals is that they are
a. poor conductors of electric current
b. shiny
c. flattened when hit with a hammer
d. solid at room temperature
15. Which of the following is the MOST reactive?
a. alkali metal
b. alkaline earth metal c. halogen
d. noble gas
16. Each square on the periodic table includes an element’s
a. name, chemical symbol, and mass number
b. name, chemical symbol, and ion number
c. chemical symbol, mass number, and atomic mass
d. name, chemical symbol, atomic number, and atomic mass
17. An element’s properties can be predicted from its
a. number of isotopes
b. location on the periodic table
c. number of neutrons
d. atomic mass
18. An atom with the same number of protons, but a different number of neutrons is
called a(n)___.
a. isotope
b. ion
c. isomer
d. iodine
19. The first shell in an atomic drawing can hold a maximum of __ electrons.
a. 2
b. 4
c. 6
d. 8
20. Xenon has ___ valence electrons.
a. 8
b. 12
c. 14
d. 18
21. Selenium is found in group ____.
a. 1
b. 2
c. 15
d. 16
22. Strontium has __ neutrons.
a. 2
b. 38
c. 50
d. 58
23. The symbol for calcium is ___.
a. Cm
b. C
c. Ca
24. The element bromine has ___ electrons.
a. 7
b. 35
c. 79
25. The element helium is has ___ valence electrons.
a. 2
b. 4
c. 6
d. 8
Match the correct description with the correct term.
A. carbon
B. halogen
C. alkali earth metals
D. aluminum
E. argon
26. This metal, part of the boron group, is used for aircraft parts.
27. This noble gas helps light bulbs last longer.
28. This nonmetal has several natural forms, including diamond and graphite.
29. These metals have 2 electrons in their outer most level.
30. This nonmetal group contains chlorine and iodine.
Short Answer
31. Diagram the isotopes carbon-12, carbon-13, and carbon 14. (3pts)
32. Explain what makes each carbon in the previous question different.