Principlea Of Chemistry Flashcards
1
Q
What are the 3 subatomic particles?
A
-Proton
-Neutron
-Electron
2
Q
Relative mass of Proton
A
1
3
Q
Relative mass of Neutron
A
1
4
Q
Relative mass of Electron
A
0
5
Q
John Dalton’s atomic theory
A
Solid ball theory
6
Q
J.J Thompson atomic theory
A
Plum pudding model
7
Q
Ernest Rutherford atomic theory
A
Alpha particles experiment
8
Q
How to calculate relative atomic mass
A
- Identify mass numbers
- Identify % abundance of each isotope
- Multiply mass and abundance of each isotope
- Add them together
9
Q
Valence electrons (definition)
A
Electrons on the outer shell
10
Q
Electronic configuration (definition)
A
The way in which electrons are arranged in an atom
11
Q
Melting (definition)
A
Solid to liquid
12
Q
Freezing (definition)
A
Liquid to solid
13
Q
Sublimation (definition)
A
Solid to gas
14
Q
Deposition (definition)
A
Gas to solid
15
Q
Condensation (definition)
A
Gas to liquid
