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Parts of an atoms and Bohr Models Flashcards | StudBud
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Parts of an atoms and Bohr Models
Parts of an atoms and Bohr Models
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You will need a periodic table to do some of these questions
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Questions
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1
Every element has a unique number of .....
protons
neutrons
electrons
2
These two particles are found in the nucleus
protons and electrons
neutrons and electrons
protons and neutrons
3
These are the smallest building block of matter; make up everything
electron cloud
atoms
protons
electrons
4
What element is shown in this Bohr model? (use a periodic table)
helium
hydrogen
lithium
beryllium
5
What element is shown in the atomic model?( use a periodic table)
lithium
Carbon
Boron
Beryllium
6
number of electrons in Aluminum? Al
26
5
27
13
7
These subatomic particles have a positive charge
protons
neutrons
electrons
8
number of neutrons in helium? He
2
3
4
1
9
what is the number of protons in lead? Pb
82
208
42
207
10
The number of protons is also called the
atomic mass
atomic structure
atomic bomb
atomic number
11
The center of an atom is called the ..
proton
nucleus
shell
cranium
12
These subatomic particles orbit the nucleus in shells
electrons
protons
neutrons
13
The total number of the protons and neutrons is the atomic
shell
mass
number
charge
14
The periodic table is arranged by ...
number of protons
by date discovered
by color of element
alphabetically
15
How many neutrons in and atom of Lithium? Li
2
4
40
3
