© 2012 pearson education, inc. clicker questions chapter 2 dana and michelle chatellier university...
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© 2012 Pearson Education, Inc.
Clicker Questions
Chapter 2
Dana and Michelle Chatellier
University of Delaware
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The nucleus of an atom contains
a. protons and neutrons.
b. protons and electrons.
c. electrons and neutrons.
d. air.
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Two atoms with the same atomic number but different mass numbers are called
a. mutants.
b. isomers.
c. isotopes.
d. symbiots.
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The elements found on the left side of the periodic table tend to ______ electrons.
a. gain
b. lose
c. keep
d. share
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A metal and a nonmetal react to form ________ compound.
a. a molecular
b. a mixed
c. an empirical
d. an ionic
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Positive ions are called
a. positrons.
b. anions.
c. cations.
d. nucleons.
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Compounds composed only of carbon and hydrogen are called
a. binary acids.
b. carbohydrates.
c. hydrocarbons.
d. alkanes.
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The elements located in Group VIIA (Group 17) on the Periodic Table are called
a. alkali metals.
b. noble gases.
c. chalcogens.
d. halogens.
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Acids produce _____ ions.
a. OH-1
b. OH+1
c. H+1
d. H-1
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Which of the formulas below does not represent a compound that actually exists?
a. CaCO3
b. H2O2
c. KMnO4
d. Na2PO3
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NaOCl is named
a. sodium chlorate.
b. sodium chlorite.
c. sodium perchlorate.
d. sodium hypochlorite.
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LiNO3 is named
a. lithium nitrate.
b. lanthanum nitrate.
c. lanthanum nitrite.
d. lithium nitrite.
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Fe2O3 is named
a. diiron trioxide.
b. iron(III) oxide.
c. ferrous oxide.
d. ironic oxide.
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HIO4 is named
a. iodic acid.
b. iodous acid.
c. periodic acid.
d. hydrogen iodate.
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Cl2O7 is named
a. chlorine(VII) oxide.
b. dichlorine hexaoxide.
c. dichlorine heptaoxide.
d. bichlorine heptaoxide.
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C3H8 is named
a. ethane.
b. propane.
c. propanol.
d. pentane.