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