Jeopardy
Atoms
Nature of
Matter
Radioactivity
Periodic
Table
Phases of
Matter
Q $100
Q $100
Q $100
Q $100
Q $100
Q $200
Q $200
Q $200
Q $200
Q $200
Q $300
Q $300
Q $300
Q $300
Q $300
Q $400
Q $400
Q $400
Q $400
Q $400
Q $500
Q $500
Q $500
Q $500
Q $500
Final Jeopardy
$100 Question from Atoms
What are the numbers of protons,
neutrons, and electrons in an isotope
of titanium with a mass number of
50?
22 p, 22 n, 28 e
28 p, 22 n, 22 e
50 p, 22 n, 50 e
22 p, 28 n, 22 e
Virginia 07
$100 Answer from Atoms
22 p, 28 n, 22 e
$200 Question from Atoms
A.
B.
C.
D.
88
132
220
308
Virginia 07
$200 Answer from Atoms
88
$300 Question from Atoms
What are shared in covalent bonds?
A. Cations
B. Protons
C. Electrons
D. Anions
Virginia 07
$300 Answer from Atoms
Electrons
$400 Question from Atoms
When compared to sulfur-32,
sulfur-34 has more —
Virginia 07
$400 Answer from Atoms
neutrons
$500 Question from Atoms
Which compound has a covalent
bond?
A.CaI 2
B.KBr
C.NaCl
D.NO
Virginia 07
$500 Answer from Atoms
NO
$100 Question from Nature of
Matter
The picture shows a cube that contains 20 mL of a
solution. The solution has a mass of 40 grams. What is
the density in g/mL of this solution?
Texas 06
$100 Answer from Nature of
Matter
2g/ml
$200 Question from Nature of
Matter
Which of the following chemical
equations is balanced correctly?
.
Mass 07
$200 Answer from Nature of
Matter
$300 Question from Nature of
Matter
The figure below represents a reaction.
What type of
reaction is shown?
Mass 07
$300 Answer from Nature of
Matter
synthesis
$400 Question from Nature of
Matter
Under certain conditions, solid magnesium
(Mg) and solid sulfur (S) can combine and
form magnesium sulfide (MgS). The
Equation for thisreaction is shown below.
Mg(s) +S(s) → MgS(s)
What is the oxidation
number for Mg in MgS in this reaction?
$400 Answer from Nature of
Matter
+2
Mass 07
$500 Question from Nature of
Matter
When the equation is correctly
balanced, the coefficient of H 2 SO 4
is —
Virginia 07
$500 Answer from Nature of
Matter
3
$100 Question from Radiation
The three main types of nuclear radiation
are alpha, beta, and gamma. List the
three types of radiation from highest
penetrating power to lowest penetrating
power?
Mass 07
$100 Answer from Radiation
gamma, beta, alpha
$200 Question from Radiation
What is a problem commonly associated
with nuclear power facilities?
A.
B.
C.
D.
A small quantity of energy is produced.
Reaction products contribute to acid rain.
It is impossible to control nuclear fission.
It is difficult to dispose of wastes.
New York 08
$200 Answer from Radiation
It is difficult to dispose of wastes.
$300 Question from Radiation
One benefit of nuclear fission reactions is
A.
B.
C.
D.
nuclear reactor meltdowns
storage of waste materials
biological exposure
production of energy
New York 08
$300 Answer from Radiation
production of energy
$400 Question from Radiation
The final elements produced by
radioactive decay differ from the
original radioactive elements because
the nuclei of the final elements are
always
A. more stable.
B. increased in mass.
C. half as radioactive.
D. positively charged.
Mass 06
$400 Answer from Radiation
more stable
$500 Question from Radiation
An original sample of the radioisotope
fluorine-21 had a mass of 80.0 milligrams.
Only 20.0 milligrams of this original sample
remain unchanged after 8.32 seconds. What
is the half-life of fluorine-21?
New York 09
A. 1.04 s
B. 2.08 s
C. 4.16s
D. 8.32 s
$500 Answer from Radiation
4.16s
$100 Question from Periodic
Table
What can be determined if only the atomic
number of an atom is known?
A. the total number of neutrons in the atom, only
B. the total number of protons in the atom, only
C. the total number of protons and the total
number of neutrons in the atom
D. the total number of protons and the total
number of electrons in the atom
New York 09
$100 Answer from Periodic
Table
The total number of protons and the total
number of electrons in the atom
$200 Question from Periodic
Table
How many valence electrons are
there in the elements in family 16
of the periodic table?
Mass 07
$200 Answer from Periodic
Table
They have six valence electrons
$300 Question from Periodic
Table
Which element has both metallic
and nonmetallic properties?
A. Rb (3) Si
B. Rn
C. Si
D. New
SrYork 07
$300 Answer from Periodic
Table
Si
$400 Question from Periodic
Table
The label below contains information
about an unknown metal.
UNKNOWN METAL M
How many valence
Most common salts
electrons does the
MP3
unknown metal
M 2 O3
MCl 3
have?
Mass 06
$400 Answer from Periodic
Table
3
$500 Question from Periodic
Table
A particle has 36 electrons,
49 neutrons, and 38 protons.
What type of particle is it and what is
its charge?
Mass 06
$500 Answer from Periodic
Table
an ion with a charge of + 2
(a cation)
$100 Question from Phases of
Matter
Which of these statements describes
what happens to the molecules of a solid
as the temperature is lowered to absolute
zero?
A They begin to take up more space.
B They become farther apart.
C Their kinetic energy gradually increases to a maximum.
D Their motion gradually decreases and eventually stops.
Virginia 07
$100 Answer from Phases of
Matter
Their motion gradually decreases and
eventually stops.
$200 Question from Phases of
Matter
Which of these best describes sublimation?
A.
B.
C.
D.
A solid changing to a liquid phase
A solid changing to a gaseous phase
A gas filling the space in its container
A liquid taking the shape of its container
Virginia 07
$200 Answer from Phases of
Matter
A solid changing to a gaseous phase
$300 Question from Phases of
Matter
Which of the following is not true of a sample of
gas as it is heated in a rigid, closed container?
A. The pressure of the molecules increases.
B. The average speed of the molecules increases.
C. The average distance between molecules
increases.
D. The number of collisions between molecules
increases.
Virginia 07
$300 Answer from Phases of
Matter
The average distance
between molecules
increases.
$400 Question from Phases of
Matter
The illustration below shows a hot-air balloon. The pilot can
change the altitude of the hot-air balloon by changing the
temperature of the gas inside the balloon. When the gas is heated,
the balloon rises.
Which of the following best explains this
phenomenon?
A. Heating the gas reduces its pressure.
B. Heating the gas decreases its density.
C. Heating the gas decreases its molecular
motion.
D. Heating the gas reduces the frequency
of the gas molecules’ collisions.
Mass 06
$400 Answer from Phases of
Matter
Heating the gas decreases its density.
$500 Question from Phases of
Matter
The relationship between the
pressure and volume of a gas at
constant temperature is
A.
B.
C.
D.
numerically equivalent
inversely proportional
positively correlated
totally unrelated
Virginia 05
$500 Answer from Phases of
Matter
inversely proportional
Final Jeopardy
Which two elements have the most similar
chemical properties? Justify your answer.
A. Be and Mg
B. Ca and Br
C. Cl and Ar
D. Na and P
Final Jeopardy Answer
• Be and Mg have the most similar properties. Each
is a member of Group 2 (the Alkaline Earth
Metals Group) and has 2 valence electrons.
• The remaining choices are in different families
and have different numbers of valence electrons
• Ca (2 )and Br (7) valence electrons
• Cl (7) and Ar (8) valence electrons
• Na (1) and P (5) valence electrons