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Discovering The Elements Review Game 1
Test Description: Use these games to help you prepare for the Discovering the Elements quiz
Instructions: Answer all questions to get your test result.
1) 0.32 L = ? mL
A
320
B
0.032
C
3.2
D
32
2) 1,250 kg = ? g
A
12.5
B
0.125
C
1.25
D
125
3) 1.5 km = ? cm
A
0.00015
B
15,000
C
0.0015
D
150,000
4) 0.05 m = ? cm
A
0.005
B
0.5
C
5
D
50
5) 230 mg = ? cg
A
0.23
B
2.3
C
23
D
2,300
6) 130 cm = ? mm
A
1.3
B
13,000
C
1,300
D
13
7) The smallest unit of an element that maintains the properties of the element is called --
A
compound
B
mixture
C
atom
D
element
8) A substance that cannot be separated or broken down into simpler substances by chemical means is called a(n) --
A
Atom
B
Compound
C
Mixture
D
Element
9) A substance made up of atoms of two or more different elements joined by chemical bonds is called a(n) --
A
Atom
B
Mixture
C
Element
D
Compound
10) A combination of two or more substances that are not chemically combined is known as a(n)
A
Mixture
B
Element
C
Compound
D
Atom
11) What element is always found in an organic substance?
A
Hydrogen
B
Carbon
C
Calcium
D
Fluorine
12) What is the second question that you ask when determining if a compound is organic?
A
Does it breath?
B
Does it move?
C
What color is it?
D
Did it come from something living?
13) What is the atomic number for Oxygen
A
6
B
24
C
8
D
16
14) What is the atomic mass of oxygen?
A
6
B
16.0
C
8
D
24
15) How do you determine the number of protons in an atom?
A
It is the same as the atomic number
B
Subtract the atomic number from the atomic mass
C
It is the same as the atomic mass
D
Count the columns on the periodic table
16) How do you determine the number of neutrons in an atom?
A
Subtract the atomic number from the atomic mass
B
It is the same as the atomic number
C
It is the same as the atomic mass
D
Count the columns on the periodic table
17) How do you determine the total number of electrons in an atom?
A
Count the columns on the periodic table
B
It is the same as the atomic mass
C
Subtract the atomic number from the atomic mass
D
It is the same as the number of protons
18) How do you determine the number of valence electrons in an atom?
A
Subtract the atomic number from the atomic mass
B
It is the same as the atomic mass
C
Count the columns on the periodic table
D
It is the same as the atomic number
19) How many protons are in an atom of oxygen?
A
24
B
16
C
8
D
6
20) How many neutrons are in an atom of Fluorine?
A
10
B
7
C
17
D
9
*select an answer for all questions
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