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Chemistry Final Exam Review! Flashcards | StudBud
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Chemistry Final Exam Review!
Chemistry Final Exam Review!
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Final Exam Review questions for my S-Track Chemistry Class! #chemistry
Flashcards
37 cards
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Practice quiz
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Questions
37
Answers
1
Which of these properties could NOT be used to distinguish table salt from table sugar?
Boiling Point
Melting Point
Density
Color
2
The state of matter characterized by a definite volume and indefinite shape is a....
Solid
Gas
Liquid
3
The molar mass of carbon is....
1 g/mol
12.01 mol
1 mol
12.01 g/mol
4
STP stands for...
Standard Temperature of Places
Standard Temperature and Pressure
Standardized Test Placement
Standard Time and Placement
5
What is the electron configuration of carbon?
1s2
[He] - 2s22p2
1s22s22p6
1s22s22p2
6
What is the name of AlCl
3
?
Aluminum Chloride
Aluminum Chlorite
Aluminum Chlorine
7
Which of the following is NOT a chemical change?
Rusting steel
Newspaper yellowing in the sun
Burning charcoal
Shredding paper
8
What is the definition of molar mass?
The mass of an element
The mass of one mole
grams per mole
The molarity of a substance
9
Which of the following are true about cations?
Positively charged
Lose electrons
Negatively charged
Gain electrons
10
Aqueous means...
Water-involved reaction
Dissolved in water
Hydrophillic
Water Repellent
11
Which element has an elemental symbol of "P"?
Lead
Polybdium
Phosphorus
Potassium
12
Which of the following mixtures are homogeneous?
salt water
sand and water
coffee with milk
salad dressing
13
Which is the smallest unit of measurement?
deka-
micro-
milli-
kilo-
14
Electrons in the outermost shell of an atom are known as....
Neutrons
Outer-shell electrons
Ions
Valence electrons
15
Which is NOT an ionic compound?
CH4
AgNO3
NaCl
KBr
16
How many valence electrons are there in an atom of Chlorine?
17
35
8
7
17
An isotope has a difference in number of
Protons
Neutrons
Electrons
18
Electrons weigh...
Less than Protons and Neutrons
More than Protons but less than Neutrons
More than Protons and Neutrons
19
A mixture that is the same throughout is....
A Solution
Homogeneous
Heterogeneous
20
A proton is...
Positively Charged
Neutrally Charged
Negatively Charged
21
How many valence electrons does a stable element have?
6
8
2
10
22
The Law of Conservation of Mass states...
Amount of reactants must equal amount of products
Matter cannot be created nor destroyed
All things have matter and mass
Chemical equations must be balanced
23
Which is NOT an example of a physical change?
Grating cheese
Crumpling paper
Cutting wood
Burning a candle
24
Chemists who work in the biotechnology field are most likely to work with...
Geologists
Physicians
Physicists
Technicians
25
For an atom to become an anion it must...
lose electrons
gain electrons
26
How many protons are in an atom of Magnesium?
2
12
24.305
24
27
Which are some characteristics of the nucleus of an atom?
Full of empty space
It is dense
They are positively charged
It is composed of Protons and Electrons
28
A chemical equation is....
A representation of products and reactants
The key to understanding elemental interactions
A representation of a reaction
A way to calculate mole ratios
29
The branch of chemistry that studies chemical containing carbon is....
Organic
Analytical
Inorganic
Physical
30
A covalent compound forms between...
An anion and an anion
An anion and a cation
A cation and a cation
31
Variably charged cations are named using....
The ending -ide
Suffixes
Pre-fixes
Roman numerals
32
The smallest particle of an element that retains its identity in a chemical reaction is a....
Neutron
Proton
Atom
Compound
33
A positively charged element is also known as as...
anion
cation
34
If I dissolved salt into water, salt would be considered the...
Solution
Solute
Solvent
35
What is the name of C
2
H
6
?
Dicarbon Hydroxide
Carbon Hexahydride
Dicarbon Hexahydrogen
Dicarbon Hexahydride
36
Which of the following is true about ionic compounds?
Formed between a cation and anion
Weaker bond
Have high melting points
Insoluble
37
One mole is equal to
22.41 L
6.022 x 1023 particles
The molar mass of an element or compound
Avogadro's Number
