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Periodic Table Review Flashcards | StudBud
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Periodic Table Review
Periodic Table Review
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1
How many elements are on the current Periodic Table?
97
118
457
18
2
How many valence electrons in one atom of Nitrogen?
7
5
2
3
Who organized the Periodic Table we use today?
Rutherford
Mrs. Bishop
Mendeleev
John Dalton
4
How many energy levels in elements in Period 3?
4
1
3
2
5
How many neutrons in one Calcium atom?
40
60
20
6
What is this model called?
Energy Levels
The Circle Thingy
Lewis Structure
Bohr Model
7
What is the atomic mass of one atom of Calcium?
40
20
60
8
How many valence electrons in one atom of Fluorine?
9
19
7
10
9
What charge does an electron have?
neutron (no charge)
negative
positive
10
Groups of the PT describe...
columns
rows
11
What is this type of model called?
Atom
Lewis Structure
Bohr Model
The Dot Thing
12
Periods of the PT describe...
columns
rows
13
How many protons in one atom of Osmium?
114
76
190
190.23
14
What atom is pictured here?
Hydrogen
Neon
Oxygen
Helium
15
What can be found in the nucleus of an atom?
protons
protons + neutrons
electrons
neutrons
16
How do you find atomic mass?
protons - electrons
protons + electrons
protons + neutrons
17
Group 1 is called the...
noble gases
alkali metals
halogens
nonmetals
18
How many electrons in one atom of Sodium?
34
11
23
12
19
How many electrons in one atom of Nitrogen?
14
21
7
20
What determines the identity of an element?
number of electrons
atomic number
number of neutrons
atomic mass
