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Periodic Table Review Flashcards | StudBud
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Periodic Table Review
Periodic Table Review
30 terms
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A quiz on general chemistry and the periodic table
Flashcards
30 cards
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Practice quiz
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Questions
30
Answers
1
How many significant figures in 40?
1
2
0
2
How many significant figures in 0.0023?
2
3
5
4
3
Electrons have a negative charge and make up a large portion of the atom's mass
True
False
4
Chlorine has _____ valence electrons
4
17
6
7
5
Calculate the number of neutrons in a typical atom of Tungsten (W)?
74
258
184
110
6
How many significant figures in 0.018501?
6
4
7
5
7
How many milliliters are in 75 liters?
7500
75000
750
.75
8
Magnesium is in period number ____ and group number _____:
3/2
3/1
2/2
2/3
9
When bonding, what is the charge of Potassium (K)?
-1
-2
+2
+1
10
When bonding what is the charge of Oxygen (O)?
+2
-1
+1
-2
11
The most unstable halogen is...
F
I
Br
Cl
12
When bonding what is the charge of Strontium (Sr)?
-2
+2
-1
+1
13
An anion has a ___________ charge:
Positive
Neutral
Negative
14
O
2
and H
2
are examples of ____________ molecules
monoatomic
polyatomic
diatomic
15
Carbon-14 contains 6 protons?
True
False
16
Electrons attract each other
True
False
17
All atoms, regardless of the element, contain the same number of neutrons?
True
False
18
In an atom (or ion) the atomic number represents the number of...
protons and neutrons
neutrons
electrons
protons
19
Along with the proton, this particle makes up the mass of an atom.
electron
neutron
quark
positron
20
How many kilograms are in .2 milligrams?
2000
.0002
2000000
.0000002
21
The amount of energy to remove a valence shell electron from an atom is called...?
Ionization Energy
Removability
Kinetic Energy
Electronegativity
22
The atomic mass for a typical atom of Nitrogen is_____?
21
15
14
7
23
The ability to remove electrons from other atoms is called...
Ionization Energy
Electronegativity
Kinetic Energy
Removability
24
This particle has no charge...
proton
quark
electron
neutron
25
When bonding, what is the charge of Fluorine (F)?
-2
+1
-1
+2
26
The atomic number for Manganese is _____?
12
25
24
55
27
Calculate the number of neutrons in a typical atom of gold (Au)
79
118
276
197
28
Water boils at 100
o
C, you find it to boil at 98
o
C, What is your percent error?
.98%
.02%
2%
4%
29
Who developed the first Periodic Table of the Elements?
Mendel
Mozart
Mendeleev
Mosley
30
Which is homogeneous?
A conglomerate rock
chicken noodle soup
A piece of aluminum
concrete
