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Chemistry Review
Test Description: Highlights the indicators from SC State standards 7-5.1 through 7-5.6
Instructions: Answer all questions to get your test result.
1) Matter is made up of tiny particles called
A
mixtures
B
compounds
C
elements
D
atoms
2) Metals and nonmetals are two major groups of elements that have different _______ properties.
A
temperature
B
chemical
C
matter
D
physical
3) The three main categories of elements on the periodic table are
A
pure substances, compounds, and mixtures
B
alloys, nonmetals, and mettaloids
C
metals, nonmetals, and metaloids
D
solutions, alloys, and compounds
4) A horizontal row on the periodic table is called
A
period
B
group
C
atom
D
row
5) Which of the following is a compound?
A
carbon dioxide
B
oxygen
C
hydrogen
D
sodium
6) The following best defines elements:
A
Elements are pure substances that can't be changed into simpler substances and are made up of one kind of atom
B
Elements are substances that are made up of compounds
C
Elements are substances made up of two or more different atoms mixed together.
D
Elements are substances made up of mixtures
7) The chemical formula, H20, identifies what common substance?
A
water
B
table salt
C
dioxygen hydrogen
D
sugar
8) What type of indicator turns a series of colors in solutions? The color of the paper is compared to the chart of a vial to determine the pH.
A
litmus paper
B
pH paper
C
base
D
indicator
9) The substances listed on the left side of a chemical equation are which of the following?
A
precipitates
B
reactants
C
products
D
coefficients
10) How is the Law of Conservation of Matter best stated?
A
matter can't be created nor destroyed in a chemical equation
B
in a chemical reaction, matter can only be created
C
in a chemical reaction, matter can only be destroyed
D
matter can be created or destroyed in a chemical reaction
11) On the pH scale, a low number indicates the substance is a/an
A
pH
B
base
C
acid
D
indicator
12) Substances that can be used to determine whether a solution is an acid, a base, or neutral are called
A
acid
B
pH
C
base
D
indicator
13) Which of the following is a physical property of matter?
A
reactivity
B
pH
C
chemical composition
D
temperature
14) Which is a physical change?
A
digesting food
B
tearing paper
C
burning coal
D
iron rusting
15) Which is a chemical change?
A
boiling water
B
melting ice
C
iron rusting
D
dissolving salt in water
16) When two substances were combined together, heat was given off and the color of the combined materials changed. What has happened?
A
a conversion
B
a nuclear event
C
a fire
D
a chemical reaction
17) An example of a chemical change is
A
feezing lemondade to make lemonade ice cubes
B
food spoiling
C
mashing a baked potato to make mashed potatoes
D
ripping a page from your notebook
*select an answer for all questions
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