.
Not the same
The same
Neutral
Negative
Positive
40
46
86
22
24
45
Nucleus
Protons
Electrons
Electron cloud
The particle is an ion.
The particle is a neutral atom.
12
2
13
25
Protons
Neutrons
Electrons
Atoms
False
True
True
False
The number of protons in their nucleus.
The number of neutrons in their nucleus.
The number of electrons they have.
16 O 8
17 O 8
18 O 8
18 O 9
46
24
45
22
Name
Reaction
Group
Structure
Type
Isotopes
Metals
Metalloids
Radioactive
Transition elements
An electron
A proton
A quark
A neutron
An ion
56
30
52
26
Positive
Negative
Neutral
The same as for an ion
Atomic number
Electron
Proton
Mass number
Neutron
Positive
Negative
Neutral
The same as for an ion
Positive
Negative
Neutral
The same as for an ion
Nucleus
Atomic number
Proton
Electron
Neutron
Neutron
Atomic number
Electron
Nucleus
Mass number
Atomic number
Weight
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