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Duplicate of General Chemistry Sem1 Final Review Flashcards | StudBud
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Duplicate of General Chemistry Sem1 Final Review
Duplicate of General Chemistry Sem1 Final Review
70 terms
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Chemistry review for the first semester in general chemistry.
Flashcards
70 cards
F
Practice quiz
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Host live
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Questions
70
Answers
1
Which of the following describes a Group 18 element?
Halogen
Alkaline Earth Metal
Alkali Metal
Noble Gas
2
Which of the following is an EXTENSIVE property
Mass
Reactivity
Boiling point
Density
3
Compared with the ionization energy of the elements in a group, those at the bottom are
less
more
zero
the same
4
How many electrons can be in the first energy level?
1
6
10
2
5
Which of the following is a liquid at room temperature?
Hg
F
Kr
Au
6
How many atoms are there in 2CuSO
4
?
7
6
12
8
7
What is the formula for potassium nitrate?
KN3O2
K2NO
KNO3
KNO2
8
What team drafted Kobe Bryant?
Charlotte Hornets
Utah Jazz
Atlanta Hawks
Los Angelos Lakers
9
Which of the following is an exothermic process?
boiling
freezing
sublimation
melting
10
What branch of science studies the form and shape of nature?
Physiology
Cardiollogy
Embryiology
Morphology
11
Who played the main character in Godfather II?
Al Pacino
James Caan
Robert De Niro
Marlon Brando
12
Which of the following are isotopes?
Co-56 & Cu-56
C-12 & C-14
Pb-224 & Sb-224
N-14 & O-14
13
What is the name of, Na2(SO4)
Sodium Sulfur Oxygen
Disodium Sulfide
Sodium Sulfate
Sulfur oxide
14
What is
NOT
part of the scientific method?
Change my data to fit my hypothesis
Formulate a Hypothesis
Make observations
Draw a conclusion
15
The number of neutrons + the number of protons tells us what about the atom?
atomic mass
atomic number
identity
number of electrons
16
Which of the following are
NOT
examples of a physical property?
density
boiling point
color
pH
17
Is the time it takes you to get to class a quantitative or qualitative measurement?
quantitative
qualitative
18
Which of the following elements has 5 valence electrons?
Potassium
Krypton
Arsenic
Aluminum
19
What is the atomic mass?
# of Electrons
# of Neutrons varying
Total number of protons and neutrons
Average of the masses of isotopes for an element
20
Of the elements, Sn, N, C, Ra, which is a transition metal?
C
Sn
Ra
N
21
Distillation is used to separate...
insoluble solid from liquid
two or more liquids
gas from solid
solid from liquid
22
What is the shape of carbon dioxide (CO
2
)?
tetrahedral
linear
triganal planar
bent
23
Calculate using significant figures: 52.03 x 0.041 =
2.1
2
2.13
2.133
24
Describe the picture as either accurate, precise, both, or neither.
Accurate but not precise
Both
Neither
precise but not accurate
25
What scientist discovered the electron using a cathode ray tube?
John Dalton
Niehls Bohr
J. J. Thompson
Ernest Rutherford
26
Balance the following reaction
2,2,2
2,8,12
1,4,6
2,4,6
27
Alkali metals will gain/lose how many electrons to become a noble gas?
lose 1 electron
lose 2 electrons
gain 1 electron
gain 2 electrons
28
Which of the following is a chemical change?
crushing
oxidization
phase change
dissolving
29
What is the density of an object that has a mass of 4.5 grams and a volume of 12 cm
3
?
2.7 g/cm3
0.38 g/cm3
54 g/cm3
30
Does taking notes help improve your score on your test? What would the independent variable be?
taking notes
whether or not you like your teacher
grade on the test
number of students
31
What is the oxidation number of an boron atom?
+13
-3
+3
+5
32
Sally decides to start a fire in her fireplace. The firewood is undergoing a....
chemical property
chemical change
physical change
physical property
33
How many protons are in an element of cobalt?
54
12
32
27
34
How many electrons are in a double bond?
4
8
1
2
35
Which of the following is the largest unit conversion?
decimeter
kilometer
dekameter
meter
36
What is chemistry?
Study of forces
All of the answers.
Study of matter
Study of Life
37
How many significant digits does 0.08705000 have?
6
7
3
9
38
Which of the following numbers is written correctly?
4.348x10-4
10.47x10-1
0.57x105
39
What is this character's name?
Seinfeld
Kramer
George
Newman
40
How many neutrons are in O-18?
18
8
16
10
41
Which branch of science studies the order and organization of nature?
Ecology
Cardiology
Taxonomy
Embriology
42
Which baseball player in being inducted in to the baseball Hall of Fame in 2016
Pete Rose
Babe Ruth
Ken Griffey Jr
Manny Ramirez
43
How many electrons are in xenon?
131
185
54
77
44
Which of the following has a larger atomic radius?
K
Sr
Rb
Ca
45
What temperature scale has no negative values?
Kelvin
Celsius
all of them
Fahrenheit
46
Where is Forest Gump from?
Mississippi
Louisiana
Alabama
Arkansas
47
Chemical equations must be balanced because....
law of conservation of matter
matter cannot be destroyed. only rearranged
My teacher wants to make my life difficult
Chemistry is hard
48
Daltons atomic theory included which idea?
all atoms of all elements are the same size
atoms of the same element are always identicle
atoms of elements always combine in a one-to-one ratio
individual atoms can be seen with a microscope
49
As you go from left-to-right in a period, the electronegativity of the elements.....
increases
increases then decreases
remains constant
decreases
50
Which of the following are in the nucleus?
electron
proton
neutron
proton and neutron
51
Name the Acid, HI
Hydroiodic Acid
Carbonic Acid
Hydrogen Iodide
Iodic Acid
52
Which animated movie has earned more $ than the others?
Finding Nemo
Shrek 2
Toy Story 3
Frozen
53
Which of the following is a compound?
Water
Zirconium
Bromine
Arsenic
54
Write lead-204 using the correct symbol.
82122Pb
20482Pb
82204Pb
20482PB
55
How many electrons does Helium atom have>
6
2
1
8
56
What is the smallest particle of an element that retains the property of that element?
neutron
atom
proton
electron
57
What state is home to Pebble Beach golf course?
Louisiana
Georgia
California
South Carolina
58
What are the correct coefficients to balance this equation? C
2
H
6
+O
2
→ CO
2
+ H
2
O
2,1,2,3
4,6,8,12
2,3,2,3
2,7,4,6
59
Which element will gain an electron to become an ion?
Ga
Mg
S
Rb
60
Which of the following is a characteristic of a metal?
malleable
all of the answers
luster
ductile
61
Where was Gatorade developed?
Univeristy of South Florida
University of Florida
University o fLouisiana
University of Georgia
62
What is the difference between isotopes?
# of neutrons
# of electrons
# of protons
63
Light is emitted when...
an electron goes from an excited state to ground state
when a proton goes from ground state to an excited state
an electron goes from ground state to excited state
when a proton goes from the excited state to ground state
64
How many Dm are in 45 cm?
4.5
0.00045
0.0045
45
65
What is the correct formula for cobalt (II) hydroxide?
CoOH2
Co2OH
CH2
Co(OH)2
66
What is the SI unit for mass?
pounds
kilograms
liter
meter
67
How many milliliters are in this graduated cylinder?
36
37
36.75
36.7
68
What is the process called when a solid object goes directly to being a gas?
melting
sublimation
boiling
deposition
69
What company is this the logo for?
US Airways
Mobil Oil
Chevron
Marathon
70
What is the formula for Rubidium phosphide
Rb1P3
Rb3P3
2Rb3P3
Rb3P
