Transcript 600 $600

CST
Double
Jeopardy
Periodic
Table
Nuclear
Chemistry
Organic and
Not?
“I’ll Tke my
Chances”
Thermodynamics
“I Love
Chemistry”
$200
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$200
$200
$200
$200
$400
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$600
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C
e
g
o
y
Periodic Table - $200
In the periodic table, halogens are located in
column (group)
A. 1A
B. 2A
C. 8A
D. 7A
What is B?
Periodic Table - $400
Which element would have the same chemical
properties of oxygen?
A. Nitrogen
B. Sulfur
C. Hydrogen
D. Carbon
What is B.
Periodic Table - $600
As one moves down the elements in the first
column of the periodic table, the
A. Atomic number of the elements increases.
B. Reactivity of the elements decreases.
C. Atomic mass of the elements decreases.
D. Number of electrons available for bonding
decreases.
What is A.
Periodic Table - $800
According to the graph, which element has the strongest
attraction (highest electronegativity) for electrons?
A. Aluminum (atomic # = 13)
B. Boron (atomic number = 5)
C. Oxygen (atomic number = 8)
D. Sulfur (atomic number = 16)
What is C, Oxygen.
Periodic Table - $1000
The periodic table is organized into blocks representing the
energy sublevel that is being filled with valence
electrons. In the periodic table, which block represents
the s sublevel?
A. W
C. Y
B. X
D. Z
What C, Y.
Nuclear Chemistry - $200
Which is not a common form of
radioactive decay?
A. Alpha
C. Delta
B. Beta
D. Gamma
What is C, Delta.
Nuclear Chemistry - $400
Gamma particles
A. penetrate less than alpha particles
B. penetrate less than beta particles
C. Are the least penetrating of all radioactive decay
D. Are the most penetrating of all radioactive decay
What is D.
Nuclear Chemistry - $600
Alpha particles
A. Have a charge of 1.
B. Have a mass of 2.
C. Are not deflected in an electrical field.
D. Can be stopped by a piece of paper.
What is D.
Nuclear Chemistry - $800
Which is most likely to be radioactive?
A. Isotope formed in a nuclear reaction
B. Isotope of carbon
C. Metal formed by ores
D. Salt formed from potassium
What is A.
Nuclear Chemistry - $1000
Ernest Rutherford thought that most of the mass of
an atom is contained in the nucleus. He based
this theory on an experiment during which
positively-charged particles
A. Passed unchanged through gold foil.
B. Changed directions as they passed through gold
foil.
C. Were stopped by gold foil.
D. Bounced back after striking gold foil.
What is B.
Organic Chemistry - $200
Starch is composed of many molecules of
A. Aldehydes
C. Ketones
B. Amino acids
D. Monosaccharides
What is D,
monosaccharides.
Organic or Not? - $400
Proteins are made from strings
of
A. Amino acids
B. Carboxyl groups
C. Esters
D. Nucleic acids
What is A, amino acids.
Organic or Not? - $600
How many moles of CH4 are contained
in 96.0 grams of CH4 ?
A 3.00 moles
B 6.00 moles
C 12.0 moles
D 16.0 mole
What is B, 6.00 moles
Organic or Not? - $800
How many moles of chlorine gas are
contained in 9.02 ×1023 molecules?
A 1.5 moles
B 2.0 moles
C 6.02 moles
D 9.03 moles
What is A, 1.5 moles.
Organic or Not? - $1000
Fe2O3 + 3CO → 2Fe + 3CO2
In this reaction, how many grams of Fe2O3 are required to
completely react with 84 grams of CO?
A 64 g
B 80 g
C 160 g
D 1400
What is C, 160g.
“I’ll Take My Chances” - $200
How many electrons do the elements in
the last column of the periodic table
have available for bonding?
A.0
C. 8
B.2
D. 18
What is A, 0 (noble gases).
“I’ll Take My Chances” - $400
Balance the following equation. In this
equation, the question mark should be
replaced by the number.
2KClO3 --> 2KCl + ?O2
A. 1
C. 3
B. 2
D. 6
What is C, 3.
“I’ll Take My Chances” - $600
A Bronsted-Lowry base is to a hydrogenion acceptor as a Bronsted-Lowry acid is
to a(n)
A. Hydroxide-ion producer.
B. Hydroxide-ion donor
C. Electron-pair donor
D. Hydrogen-ion donor.
What is D.
“I’ll Take My Chances” - $800
Suppose 8 moles of solute is dissolved
in 2 L of solution. What is the molarity?
A.2 M
B. 4M
C. 8M
D. 16M
What is B.
“I’ll Take My Chances” - $1000
The diagram shows a chemical equation representing a
chemical reaction. The name and mass of each substance
involved in the chemical reaction are also shown. What
mass of hydrochloric acid was produced in this reaction?
A. 24.0 g
C. 48.0 g
B. 36.5 g
D. 73.0 g
What is B, 36.5g.
Thermodynamics - $200
Which is always true of an endothermic
reaction?
A. Chemical bonds are broken.
B. Energy is released.
C. Light is created.
D. Energy is absorbed.
What is D, energy is absorbed.
Thermodynamics - $400
How will adding salt to water affect the
freezing point of water?
A. It will lower the freezing point.
B. It will raise the freezing point.
C. It will not affect the freezing point.
D. Water will not be able to freeze.
What is A, lower the freezing point.
Thermodynamics - $600
When a material freezes, energy
A. Is absorbed by the material.
B. Is released by the material.
C. Is absorbed by a catalyst.
D. Remains unchanged.
What is B, Released.
Thermodynamics - $800
Which of these phase changes does not
involve the absorption of heat energy?
A.Boiling
B. condensation
C. melting
D. vaporization
What is B.
Thermodynamics - $1000
How much heat in joules does it take to raise
100g of water from 25oC to 35oC? (The
specific heat of water is 4.180J/goC.)
q=mcΔT
A. 41.8 J
C. 4180 J
B. 418 J
D. 41,800 J
What is C.
“I Love Chemistry” - $200
As temperature of a gas increases, the molecules of
the gas
A. Increase in size
B. Lose energy
C. Move faster
D. Repel each other
What is C.
“I Love Chemistry” - $400
In order for equilibrium to occur,
a reaction must be
A.Organic
B.Reversible
C.Endothermic
D.Exothermic
What is B.
“I Love Chemistry”- $600
Which temperature represents absolute
zero?
A.0oC
C. 0K
B.100oC
D. 273K
What is C, 0K.
“I Love Chemistry” - $800
Niels Bohr proposed that an atom contains
A. A fixed number of neutrons
B. Electrons in a specific energy level.
C. Protons scattered throughout the atom.
D. Electrons scattered through the atom.
What is B.
“I Love Chemistry” - $1000
-5
10 M
Coffee contains 1.0 x
of
hydrogen ions. What is the
pH?
A. 1.0
C. 5.0
B. 4.0
D. 9.0
What is C.