Download Test 1

CHEM 1301 SPRING 2003
TEST 1 VERSION 1
NO CHEATING!
BUBBLE IN “1” IN THE P COLUMN TO GET YOUR GRADE POSTED!!!!! [the only way you’ll find out how you did!]
1.
The ancient Greeks believed that matter was made up of four elements. Only one of these elements is described as a pure substance
today. Which is it?
(A)
earth
2.
Which of the following is correctly described as a compound?
(A)
oxygen
3.
Carbon monoxide can be broken down into carbon and oxygen in a mass ratio of 3:4 or 0.75.
Carbon dioxide can be broken down into carbon and oxygen in a mass ratio of 3:8 or 0.375.
(B)
(B)
air
coffee
(C)
(C)
gold
nitrogen
(D)
water
(E)
fire
(D)
carbon dioxide
(E)
air
The fact that 0.75 is related to 0.375 in a nice easy ratio is an illustration of:
(A)
(B)
(C)
(D)
(E)
The Law of Conservation of Mass
The Law of Definite Proportions
The Law of Multiple Proportions
The Atomic Theory
None of these
4.
Which of the following statements is incorrectly labeled as a Law or Theory?
(A)
(B)
(C)
(D)
(E)
The Law of Gravity that things fall to the ground.
The Theory of Evolution that man is descended from the apes.
Newton's Second Law that force is equal to mass of an object times its acceleration.
Einstein's Law of Relativity that no object with mass can travel at the speed of light.
Dalton's Atomic Theory that matter is made up of tiny particles called atoms.
1
5.
Which part of Dalton's Atomic Theory was a direct "dig" at the alchemists?
(A)
(B)
(C)
(D)
(E)
All matter is made up of atoms, which are small, indivisible particles.
Atoms can not be created, destroyed nor transformed.
Atoms of a particular element are alike in all respects
Atoms of different elements are different from each other
Atoms can group together to form molecules.
6.
Which of the following elements is NOT correctly matched with its symbol?
(A)
sodium is Na
7.
Which of the following elements does NOT have a symbol taken from a LATIN name?
(A)
iron
8.
Which of the following elements is NOT correctly matched with its group?
(A)
(D)
calcium is an alkaline earth metal
selenium is a pnictogen
9.
Which of the following statements is FALSE?
(A)
(D)
bromine does not conduct electricity
silicon is a metal
10.
Which of the following is a lanthanide?
(A)
Dy
11.
Rutherford's experiment was used to indicate the presence of:
(A)
(C)
(E)
electrons
electron's energy levels
a positive nucleus without electrons stuck to it
(B)
(B)
(B)
phosphorus is P
copper
P
(C)
(C)
chlorine is Cl
(D)
cobalt
(D)
carbon is C
(E)
neon is N
sodium
(E)
potassium
(B)
(E)
titanium is a transition metal
bromine is a halogen
(C)
argon is a noble gas
(B)
(E)
gold is malleable
hydrogen is a non-metal
(C)
mercury is a metal
(C)
W
(D)
(B)
(D)
2
protons
neutrons
Rn
(E)
U
12.
Which of the following statements is FALSE?
(A)
(B)
(C)
(D)
(E)
an atom consists of a positively charged, massive nucleus that occupies very little volume and electrons that go round the nucleus
the number of electrons in an atom is equal to the number of protons
the mass of an atom is equal to the number of protons + the number of neutrons
isotopes of an atom contain different numbers of electrons
the mass of a proton is the same as the mass of a neutron
13.
Consider an atom of rhodium-100 (100Rh). It has:
(A)
(C)
(E)
45 protons, 45 neutrons, 45 electrons
55 protons, 45 neutrons, 45 electrons
45 protons, 100 neutrons, 45 electrons
14.
Tellurium consists of 3 common isotopes. Half of tellurium atoms have a mass of 127, and another 0.05 of tellurium atoms weigh
130. What is the mass of the remaining isotope? The atomic mass of tellurium is 127.6.
(A)
125
15.
Boron has an atomic mass of 10.8. There are two isotopes of boron – one contains 5 neutrons and the other contains 6 neutrons in
the nucleus. What is the fractional abundance of the second one (the one with 6 neutrons)?
(A)
0.2 or 1/5
16.
A form of light has an energy of 6.75 x 10-24 J. Given that h = 6.63 x 10-34 Js and c = 3.00 x 108 m/s, what is the wavelength of this
light?
(A)
4.47 x 10-57 m
17.
Which of the following statements is incorrect?
(A)
(C)
(E)
red light has a shorter wavelength than infrared
green light has a higher frequency than blue light
radiowaves have a longer wavelength than microwaves
(B)
(B)
(B)
126
0.5 or 1/2
1.34 x 10-48 m
(B)
(D)
(C)
(C)
(C)
45 protons, 55 neutrons, 45 electrons
55 protons, 45 neutrons, 55 electrons
128
(D)
0.67 or 2/3
2.95 x 10-3 m
(B)
(D)
3
(D)
(D)
129
0.75 or 3/4
0.0295 m
(E)
(E)
(E)
131
0.8 or 4/5
1.02 x 1010 m
ultraviolet has a higher energy than violet light
gamma rays are the most energetic form of light
18.
Which of the following is incorrect?
(A)
(C)
(E)
The lowest energy p-subshell is the 2p
Electrons have only certain, allowed energy values
All of these are correct
19.
What is the electron configuration of ruthenium (Ru)?
(A)
[Kr]5s24d6
20.
Which of the following represents the electron configuration of Ce?
(A)
[La]4f1
(B)
(B)
[Xe]5s24d6
[Xe]6s26d16f1
(B)
(D)
(C)
(C)
A maximum of 10 electrons can go into a d-subshell
A boron atom has electrons in 3 shells
[Kr]5s25d6
[Xe]6s25d14f1
4
(D)
[Kr]5s25p6
(E)
[Xe]5s25d6
(D)
[Xe]6s25d15f1
(E)
[Xe]6s24f2
CHEM 1301 SPRING 2003
TEST 1 VERSION 2
NO CHEATING!
BUBBLE IN “1” IN THE P COLUMN TO GET YOUR GRADE POSTED!!!!! [the only way you’ll find out how you did!]
1.
Which of the following elements is NOT correctly matched with its symbol?
(A)
sodium is Na
2.
Which of the following elements does NOT have a symbol taken from a LATIN name?
(A)
iron
3.
Which of the following elements is NOT correctly matched with its group?
(A)
(D)
calcium is an alkaline earth metal
selenium is a pnictogen
4.
Which of the following statements is FALSE?
(A)
(D)
bromine does not conduct electricity
silicon is a metal
5.
Which of the following is a lanthanide?
(A)
Dy
6.
The ancient Greeks believed that matter was made up of four elements. Only one of these elements is described as a pure substance
today. Which is it?
(A)
earth
7.
Which of the following is correctly described as a compound?
(A)
oxygen
(B)
(B)
(B)
(B)
(B)
phosphorus is P
copper
P
air
coffee
(C)
(C)
chlorine is Cl
cobalt
(D)
(D)
carbon is C
(E)
neon is N
sodium
(E)
potassium
(B)
(E)
titanium is a transition metal
bromine is a halogen
(C)
argon is a noble gas
(B)
(E)
gold is malleable
hydrogen is a non-metal
(C)
mercury is a metal
(C)
W
(C)
(C)
(D)
gold
nitrogen
1
Rn
(E)
U
(D)
water
(E)
fire
(D)
carbon dioxide
(E)
air
8.
Carbon monoxide can be broken down into carbon and oxygen in a mass ratio of 3:4 or 0.75.
Carbon dioxide can be broken down into carbon and oxygen in a mass ratio of 3:8 or 0.375.
The fact that 0.75 is related to 0.375 in a nice easy ratio is an illustration of:
(A)
(B)
(C)
(D)
(E)
The Law of Conservation of Mass
The Law of Definite Proportions
The Law of Multiple Proportions
The Atomic Theory
None of these
9.
Which of the following statements is incorrectly labeled as a Law or Theory?
(A)
(B)
(C)
(D)
(E)
The Law of Gravity that things fall to the ground.
The Theory of Evolution that man is descended from the apes.
Newton's Second Law that force is equal to mass of an object times its acceleration.
Einstein's Law of Relativity that no object with mass can travel at the speed of light.
Dalton's Atomic Theory that matter is made up of tiny particles called atoms.
10.
Which part of Dalton's Atomic Theory was a direct "dig" at the alchemists?
(A)
(B)
(C)
(D)
(E)
All matter is made up of atoms, which are small, indivisible particles.
Atoms can not be created, destroyed nor transformed.
Atoms of a particular element are alike in all respects
Atoms of different elements are different from each other
Atoms can group together to form molecules.
11.
A form of light has an energy of 6.75 x 10-24 J. Given that h = 6.63 x 10-34 Js and c = 3.00 x 108 m/s, what is the wavelength of this
light?
(A)
4.47 x 10-57 m
(B)
1.34 x 10-48 m
(C)
2.95 x 10-3 m
2
(D)
0.0295 m
(E)
1.02 x 1010 m
12.
Which of the following statements is incorrect?
(A)
(C)
(E)
red light has a shorter wavelength than infrared
green light has a higher frequency than blue light
radiowaves have a longer wavelength than microwaves
13.
Which of the following is incorrect?
(A)
(C)
(E)
The lowest energy p-subshell is the 2p
Electrons have only certain, allowed energy values
All of these are correct
14.
What is the electron configuration of ruthenium (Ru)?
(A)
[Kr]5s24d6
15.
Which of the following represents the electron configuration of Ce?
(A)
[La]4f1
16.
Rutherford's experiment was used to indicate the presence of:
(A)
(C)
(E)
electrons
electron's energy levels
a positive nucleus without electrons stuck to it
17.
Which of the following statements is FALSE?
(A)
(B)
(C)
(D)
(E)
an atom consists of a positively charged, massive nucleus that occupies very little volume and electrons that go round the nucleus
the number of electrons in an atom is equal to the number of protons
the mass of an atom is equal to the number of protons + the number of neutrons
isotopes of an atom contain different numbers of electrons
the mass of a proton is the same as the mass of a neutron
(B)
(B)
[Xe]5s24d6
[Xe]6s26d16f1
(B)
(D)
(B)
(D)
(C)
(C)
A maximum of 10 electrons can go into a d-subshell
A boron atom has electrons in 3 shells
[Kr]5s25d6
[Xe]6s25d14f1
(B)
(D)
3
ultraviolet has a higher energy than violet light
gamma rays are the most energetic form of light
(D)
[Kr]5s25p6
(E)
[Xe]5s25d6
(D)
[Xe]6s25d15f1
(E)
[Xe]6s24f2
protons
neutrons
18.
Consider an atom of rhodium-100 (100Rh). It has:
(A)
(C)
(E)
45 protons, 45 neutrons, 45 electrons
55 protons, 45 neutrons, 45 electrons
45 protons, 100 neutrons, 45 electrons
19.
Tellurium consists of 3 common isotopes. Half of tellurium atoms have a mass of 127, and another 0.05 of tellurium atoms weigh
130. What is the mass of the remaining isotope? The atomic mass of tellurium is 127.6.
(A)
125
20.
Boron has an atomic mass of 10.8. There are two isotopes of boron – one contains 5 neutrons and the other contains 6 neutrons in
the nucleus. What is the fractional abundance of the second one (the one with 6 neutrons)?
(A)
0.2 or 1/5
(B)
(B)
126
0.5 or 1/2
(B)
(D)
(C)
(C)
45 protons, 55 neutrons, 45 electrons
55 protons, 45 neutrons, 55 electrons
128
0.67 or 2/3
4
(D)
(D)
129
0.75 or 3/4
(E)
(E)
131
0.8 or 4/5
CHEM 1301 SPRING 2003
TEST 1 VERSION 3
NO CHEATING!
BUBBLE IN “1” IN THE P COLUMN TO GET YOUR GRADE POSTED!!!!! [the only way you’ll find out how you did!]
1.
Rutherford's experiment was used to indicate the presence of:
(A)
(C)
(E)
electrons
electron's energy levels
a positive nucleus without electrons stuck to it
2.
Which of the following statements is FALSE?
(A)
(B)
(C)
(D)
(E)
an atom consists of a positively charged, massive nucleus that occupies very little volume and electrons that go round the nucleus
the number of electrons in an atom is equal to the number of protons
the mass of an atom is equal to the number of protons + the number of neutrons
isotopes of an atom contain different numbers of electrons
the mass of a proton is the same as the mass of a neutron
3.
Consider an atom of rhodium-100 (100Rh). It has:
(A)
(C)
(E)
45 protons, 45 neutrons, 45 electrons
55 protons, 45 neutrons, 45 electrons
45 protons, 100 neutrons, 45 electrons
4.
Tellurium consists of 3 common isotopes. Half of tellurium atoms have a mass of 127, and another 0.05 of tellurium atoms weigh
130. What is the mass of the remaining isotope? The atomic mass of tellurium is 127.6.
(A)
125
5.
Boron has an atomic mass of 10.8. There are two isotopes of boron – one contains 5 neutrons and the other contains 6 neutrons in
the nucleus. What is the fractional abundance of the second one (the one with 6 neutrons)?
(A)
0.2 or 1/5
(B)
(B)
126
0.5 or 1/2
(B)
(D)
(B)
(D)
(C)
(C)
45 protons, 55 neutrons, 45 electrons
55 protons, 45 neutrons, 55 electrons
128
0.67 or 2/3
1
protons
neutrons
(D)
(D)
129
0.75 or 3/4
(E)
(E)
131
0.8 or 4/5
6.
A form of light has an energy of 6.75 x 10-24 J. Given that h = 6.63 x 10-34 Js and c = 3.00 x 108 m/s, what is the wavelength of this
light?
(A)
4.47 x 10-57 m
7.
Which of the following statements is incorrect?
(A)
(C)
(E)
red light has a shorter wavelength than infrared
green light has a higher frequency than blue light
radiowaves have a longer wavelength than microwaves
8.
Which of the following is incorrect?
(A)
(C)
(E)
The lowest energy p-subshell is the 2p
Electrons have only certain, allowed energy values
All of these are correct
9.
What is the electron configuration of ruthenium (Ru)?
(A)
[Kr]5s24d6
10.
Which of the following represents the electron configuration of Ce?
(A)
[La]4f1
11.
The ancient Greeks believed that matter was made up of four elements. Only one of these elements is described as a pure substance
today. Which is it?
(A)
earth
12.
Which of the following is correctly described as a compound?
(A)
oxygen
(B)
(B)
(B)
(B)
(B)
1.34 x 10-48 m
[Xe]5s24d6
[Xe]6s26d16f1
air
coffee
(C)
2.95 x 10-3 m
(B)
(D)
(B)
(D)
(C)
(C)
(C)
(C)
0.0295 m
(E)
1.02 x 1010 m
ultraviolet has a higher energy than violet light
gamma rays are the most energetic form of light
A maximum of 10 electrons can go into a d-subshell
A boron atom has electrons in 3 shells
[Kr]5s25d6
[Xe]6s25d14f1
gold
nitrogen
2
(D)
(D)
[Kr]5s25p6
(E)
[Xe]5s25d6
(D)
[Xe]6s25d15f1
(E)
[Xe]6s24f2
(D)
water
(E)
fire
(D)
carbon dioxide
(E)
air
13.
Carbon monoxide can be broken down into carbon and oxygen in a mass ratio of 3:4 or 0.75.
Carbon dioxide can be broken down into carbon and oxygen in a mass ratio of 3:8 or 0.375.
The fact that 0.75 is related to 0.375 in a nice easy ratio is an illustration of:
(A)
(B)
(C)
(D)
(E)
The Law of Conservation of Mass
The Law of Definite Proportions
The Law of Multiple Proportions
The Atomic Theory
None of these
14.
Which of the following statements is incorrectly labeled as a Law or Theory?
(A)
(B)
(C)
(D)
(E)
The Law of Gravity that things fall to the ground.
The Theory of Evolution that man is descended from the apes.
Newton's Second Law that force is equal to mass of an object times its acceleration.
Einstein's Law of Relativity that no object with mass can travel at the speed of light.
Dalton's Atomic Theory that matter is made up of tiny particles called atoms.
15.
Which part of Dalton's Atomic Theory was a direct "dig" at the alchemists?
(A)
(B)
(C)
(D)
(E)
All matter is made up of atoms, which are small, indivisible particles.
Atoms can not be created, destroyed nor transformed.
Atoms of a particular element are alike in all respects
Atoms of different elements are different from each other
Atoms can group together to form molecules.
16.
Which of the following elements is NOT correctly matched with its symbol?
(A)
sodium is Na
17.
Which of the following elements does NOT have a symbol taken from a LATIN name?
(A)
iron
(B)
(B)
phosphorus is P
copper
(C)
(C)
chlorine is Cl
cobalt
3
(D)
(D)
carbon is C
(E)
neon is N
sodium
(E)
potassium
18.
Which of the following elements is NOT correctly matched with its group?
(A)
(D)
calcium is an alkaline earth metal
selenium is a pnictogen
19.
Which of the following statements is FALSE?
(A)
(D)
bromine does not conduct electricity
silicon is a metal
20.
Which of the following is a lanthanide?
(A)
Dy
(B)
P
(B)
(E)
titanium is a transition metal
bromine is a halogen
(C)
argon is a noble gas
(B)
(E)
gold is malleable
hydrogen is a non-metal
(C)
mercury is a metal
(C)
W
(D)
4
Rn
(E)
U
CHEM 1301 SPRING 2003
TEST 1 VERSION 4
NO CHEATING!
BUBBLE IN “1” IN THE P COLUMN TO GET YOUR GRADE POSTED!!!!! [the only way you’ll find out how you did!]
1.
A form of light has an energy of 6.75 x 10-24 J. Given that h = 6.63 x 10-34 Js and c = 3.00 x 108 m/s, what is the wavelength of this
light?
(A)
4.47 x 10-57 m
2.
Which of the following statements is incorrect?
(A)
(C)
(E)
red light has a shorter wavelength than infrared
green light has a higher frequency than blue light
radiowaves have a longer wavelength than microwaves
3.
Which of the following is incorrect?
(A)
(C)
(E)
The lowest energy p-subshell is the 2p
Electrons have only certain, allowed energy values
All of these are correct
4.
What is the electron configuration of ruthenium (Ru)?
(A)
[Kr]5s24d6
5.
Which of the following represents the electron configuration of Ce?
(A)
[La]4f1
(B)
(B)
(B)
1.34 x 10-48 m
[Xe]5s24d6
[Xe]6s26d16f1
(C)
2.95 x 10-3 m
(B)
(D)
(B)
(D)
(C)
(C)
0.0295 m
(E)
1.02 x 1010 m
ultraviolet has a higher energy than violet light
gamma rays are the most energetic form of light
A maximum of 10 electrons can go into a d-subshell
A boron atom has electrons in 3 shells
[Kr]5s25d6
[Xe]6s25d14f1
1
(D)
(D)
[Kr]5s25p6
(E)
[Xe]5s25d6
(D)
[Xe]6s25d15f1
(E)
[Xe]6s24f2
6.
Rutherford's experiment was used to indicate the presence of:
(A)
(C)
(E)
electrons
electron's energy levels
a positive nucleus without electrons stuck to it
7.
Which of the following statements is FALSE?
(A)
(B)
(C)
(D)
(E)
an atom consists of a positively charged, massive nucleus that occupies very little volume and electrons that go round the nucleus
the number of electrons in an atom is equal to the number of protons
the mass of an atom is equal to the number of protons + the number of neutrons
isotopes of an atom contain different numbers of electrons
the mass of a proton is the same as the mass of a neutron
8.
Consider an atom of rhodium-100 (100Rh). It has:
(A)
(C)
(E)
45 protons, 45 neutrons, 45 electrons
55 protons, 45 neutrons, 45 electrons
45 protons, 100 neutrons, 45 electrons
9.
Tellurium consists of 3 common isotopes. Half of tellurium atoms have a mass of 127, and another 0.05 of tellurium atoms weigh
130. What is the mass of the remaining isotope? The atomic mass of tellurium is 127.6.
(A)
125
10.
Boron has an atomic mass of 10.8. There are two isotopes of boron – one contains 5 neutrons and the other contains 6 neutrons in
the nucleus. What is the fractional abundance of the second one (the one with 6 neutrons)?
(A)
0.2 or 1/5
11.
Which of the following elements is NOT correctly matched with its symbol?
(A)
sodium is Na
(B)
(B)
(B)
126
0.5 or 1/2
phosphorus is P
(B)
(D)
(B)
(D)
(C)
(C)
(C)
protons
neutrons
45 protons, 55 neutrons, 45 electrons
55 protons, 45 neutrons, 55 electrons
128
0.67 or 2/3
chlorine is Cl
2
(D)
129
(E)
131
(D)
0.75 or 3/4
(E)
0.8 or 4/5
(D)
carbon is C
(E)
neon is N
12.
Which of the following elements does NOT have a symbol taken from a LATIN name?
(A)
iron
13.
Which of the following elements is NOT correctly matched with its group?
(A)
(D)
calcium is an alkaline earth metal
selenium is a pnictogen
14.
Which of the following statements is FALSE?
(A)
(D)
bromine does not conduct electricity
silicon is a metal
15.
Which of the following is a lanthanide?
(A)
16.
Dy
(B)
P
(C)
W
(D)
Rn
(E)
U
The ancient Greeks believed that matter was made up of four elements. Only one of these elements is described as a pure substance
today. Which is it?
(A)
earth
17.
Which of the following is correctly described as a compound?
(A)
oxygen
18.
Carbon monoxide can be broken down into carbon and oxygen in a mass ratio of 3:4 or 0.75.
Carbon dioxide can be broken down into carbon and oxygen in a mass ratio of 3:8 or 0.375.
(B)
(B)
(B)
copper
air
coffee
(C)
cobalt
sodium
(E)
potassium
(B)
(E)
titanium is a transition metal
bromine is a halogen
(C)
argon is a noble gas
(B)
(E)
gold is malleable
hydrogen is a non-metal
(C)
mercury is a metal
(C)
(C)
gold
nitrogen
The fact that 0.75 is related to 0.375 in a nice easy ratio is an illustration of:
(A)
(B)
(C)
(D)
(E)
(D)
The Law of Conservation of Mass
The Law of Definite Proportions
The Law of Multiple Proportions
The Atomic Theory
None of these
3
(D)
water
(E)
fire
(D)
carbon dioxide
(E)
air
19.
Which of the following statements is incorrectly labeled as a Law or Theory?
(A)
(B)
(C)
(D)
(E)
The Law of Gravity that things fall to the ground.
The Theory of Evolution that man is descended from the apes.
Newton's Second Law that force is equal to mass of an object times its acceleration.
Einstein's Law of Relativity that no object with mass can travel at the speed of light.
Dalton's Atomic Theory that matter is made up of tiny particles called atoms.
20.
Which part of Dalton's Atomic Theory was a direct "dig" at the alchemists?
(A)
(B)
(C)
(D)
(E)
All matter is made up of atoms, which are small, indivisible particles.
Atoms can not be created, destroyed nor transformed.
Atoms of a particular element are alike in all respects
Atoms of different elements are different from each other
Atoms can group together to form molecules.
4