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Chem Ch1 Review Canute Flashcards | StudBud
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Chem Ch1 Review Canute
Chem Ch1 Review Canute
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1
An alloy such as a gold ring is an example of a(n) ____________________ mixture.
heterogeneous
homogeneous
2
A chemical can be defined as
a toxic substance.
an unnatural additive placed in food.
any substance that is not alive.
any substance that has a definite composition.
3
Matter that has neither a definite volume nor a definite shape
liquid
solid
gas
4
Basic research is usually performed
to develop new products.
to solve a particular problem.
to gain knowledge.
to understand an environmental problem.
5
Which of the following is an example of a heterogeneous mixture?
a gold ring
seawater
granite
sucrose
6
A state of matter in which a material has no definite shape but has a definite volume is the ____ state.
solid
plasma
liquid
gas
7
Under ordinary conditions of temperature and pressure, the particles in a gas are
very far from one another.
closely packed.
held in fixed positions.
unevenly distributed.
8
Which of the following is an intensive property of matter?
amount of energy
density
mass
volume
9
The vertical columns on the periodic table are called
groups.
periods.
rows.
elements.
10
Hardness and color are examples of ____________________ properties.
chemical
physical
extensive
11
Biochemistry is the study of
carbon-containing compounds.
crystals and minerals.
the chemistry of living things.
properties, changes, and relationships between energy and matter.
12
If a mixture is uniform in composition, it is said to be
chemically bonded.
heterogeneous.
a compound.
homogeneous.
13
A measure of the quantity of matter is
mass.
density.
weight.
volume.
14
The liquid state of matter can be described as
having lost electrons owing to energy content.
having definite shape and definite volume.
having a definite volume but not a definite shape.
having neither a definite shape nor a definite volume.
15
Which of the following is
not
a chemical change?
melting
rusting
burning
igniting
16
Which of the following is an example of a homogeneous mixture?
orange juice
air
raw milk
marble
17
The two most important properties of all matter are
being brittle and hard.
taking up space and having mass.
the ability to carry an electric current well and to hold electric charge.
being malleable and ductile.
18
Which of the following is
not
a physical change?
grinding
boiling
cutting
burning
19
In which period can you find the lanthanide series?
6
4
2
8
20
Matter includes all of the following except
air.
water vapor.
smoke.
light.
21
Which of the following is an extensive property of matter?
density
volume
melting point
boiling point
22
An atom is
smaller than an electron.
the smallest unit of a compound.
the smallest unit of matter that maintains its chemical identity.
always made of carbon.
23
In a bonfire, oxygen and wood are the reactants, and ashes are the ____________________.
ingredient
element
product
24
The oxygen in air causes iron to rust. Iron and oxygen are ____________ in this process.
the reactants
the products
25
In which period can you find the element iron?
4
2
6
8
26
A homogeneous mixture is also called
chemically bonded.
a solution.
a compound.
a solute.
27
A solid substance is
always a crystal regardless of its container.
always frozen regardless of its container.
always losing particles regardless of its container.
always the same shape regardless of its container.
28
An apple turning brown after being cut is an example of
physical change
chemical change
got no change
life change
29
Organic chemistry is the study of
the chemistry of living things.
crystals and minerals.
properties, changes, and relationships between energy and matter.
carbon-containing compounds.
30
The horizontal rows on the periodic table are called
elements.
periods.
families (groups).
actinides.
31
The melting of butter is a ____________________ change.
physical
chemical
32
A chemical change occurs when
salt deposits form from evaporated seawater.
ethanol is purified through distillation.
dissolved minerals solidify to form a crystal.
a leaf changes color in the fall.
33
A physical change occurs when a
peach spoils.
bracelet turns your wrist green.
glue gun melts a glue stick.
silver bowl tarnishes.
34
Inorganic chemistry is the study of
non-carbon related compounds.
mathematical modeling.
the chemistry of living things.
the identification of the composition of materials.
35
Noble gases are in Group 18, and are best known because they are
excellent conductors.
unreactive.
rare.
lanthanides.
36
In which group can you find the element neon?
3
2
17
18
37
Iron and sulfur form an iron sulfide that has different properties from either iron or sulfur. This is a(n)
chemical change
physical change
38
Applied research is carried out in order to
to solve a particular problem.
to learn basic information.
by accident.
in order to make money.
39
If a mixture is
not
uniform throughout, it is called
chemically bonded.
homogeneous.
a solution.
heterogeneous.
40
Metalloids are often
lanthanides.
from outer space.
semiconductors.
unreactive.
