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WorksheetsUnit 1 Chemistry Test Review
Total questions: 25
Worksheet time: 38mins
Which of the following ARE physical properties of metals?
Has Luster
Hard
Malleable
Ductile
Good Conductors of Heat & Energy
An element intermediate in properties between the typical metals and nonmetals would best be known as a/an...
Alkali Metal
Alkaline Earth Metal
Metalloid
Metal
Halogen
Periods on the Periodic Table run top to bottom, 1-7.
True
False
Which Period do the Lanthanides belong to?
1
3
6
8
Which group includes the Noble Gasses on the periodic table?
4
18
8
1
13
What are the 3 most common states of matter?
Liquid
Plasma
Solid
Gas
Which of the following could you say when describing a gas?
The particles are not attracted to each other
The particles move quickly
The particles remain close together like a liquid
The particles of a gas are further apart than the particles in a liquid or solid
Which of the following could you say when describing a liquid?
The particles of a liquid are not attracted to one another
The particles of a liquid are in motion
The particles of a liquid are able to move past one another
A liquid has mass and takes up space
Which of the following would you NOT say when describing a solid?
The particles of a solid are attracted to each other
The particles of a solid can move quickly past one another
The particles of a solid vibrate but do not move past one another
A solid has mass and takes up space
When multiplying an exponent and putting things in scientific notation, you multiply the coefficients and add the exponents. Do that with the following and answer in correct scientific notation.
Solve and express your answer in the correct scientific notation.
6.0 x 1013 (2.0 x 107)
1.2 x 1021
12 x 1020
1.2 x 1020
12 x 1021
How would you express 0.000123 in correct scientific notation?
12.3 x 10-3
0.123 x 10-5
1.23 x 10-4
1.23 x 104
How would you express the number 4,500,000,000 in correct scientific notation?
4.5x109
0.5x109
4.5x10
5x109
Which type of change must occur to form a compound?
Phase
Chemical
Nuclear
Physical
Which statement describes a chemical property of iron?
Iron combines with oxygen to form rust.
Iron can be drawn into a wire.
Iron conducts electricity and heat.
Iron can be flattened into sheets.
Which process or processes represent a physical change?
Ice melting
Water evaporating
Sugar crystallizing
Copper corroding
True or False?
You should pour any left over chemicals back into their original containers.
True
False
True or False?
You should NOT eat in the lab!
True
False
What should you do FIRST if you spill a chemical in the laboratory?
Grab a mop!
Blame your friend
Tell the teacher
Walk away
Students should ALWAYS wear goggles in the lab when working with...
Manipulatives
Chemicals
Glassware
Heat
Answer the following in the correct number of significant digits.
974.59 m / 14.2 m
7
68.3630
68.6
69
A grocer weighed some sunflower seeds at 3.6 grams and then added almonds at 5.7536 grams for a customer's purchase.
What is the correct scientific answer of the sum of these items?
9.3
9.35g
9.4g
9.3536g
How many significant digits are in the following number?
0.00329
2
3
4
5
How many significant digits are there in the following number?
00329.0
2
3
4
5
How many significant digits are there in the following number?
3290.0
2
3
4
5
Which are considered evidence of a chemical change?
glow or light
color change
temperature change
precipitate formation
gas or bubbles
