Chemistry Major 2 Flashcards
1
Q
Valence shell
A
Outer shell
2
Q
Mon Di Tri Tetra Penta
A
1 2 3 4 5
3
Q
Compounds
A
Contain 2 or more different types of atoms chemically combined
4
Q
Ionic compounds
A
Compounds of metal and non metals
5
Q
Covalent compounds
A
Non metal and non metal
6
Q
Why do elements react?
A
To try to get stable shells
7
Q
Valence
A
Charge possessed by an ion
8
Q
Ion
A
Charged atom
9
Q
Loosing electrons
A
Cations
10
Q
Gaining electrons
A
Anions
11
Q
Molecules
A
Group of non metals sharing electrons
12
Q
What is NO
A
Nitrogen monoxide
13
Q
What is CO
A
Carbon monoxide
14
Q
Sulphuric acid
A
H2SO4
15
Q
Phosphoric acid
A
H3PO4
