Group 2: Alkali Earth Metals Flashcards
1
Q
BERYLLIUM
A
4
Be
9
2
Q
MAGNESIUM
A
12
Mg
24
3
Q
CALCIUM
A
20
Ca
40
4
Q
STRONTIUM
A
38
Sr
88
5
Q
BARIUM
A
56
Ba
137
6
Q
RADIUM
A
88
Ra
226
7
Q
CHARACTERISTICS
A
- Oxidation of +2 so very reactive
- Not found freely in nature
- High boiling point
- Low density
- Two electrons in outer shell