ELEMENTS AND THEIR ATOMIC NUMBER Flashcards
1
Q
HYDROGEN
A
1
2
Q
HELIUM
A
2
3
Q
LITHIUM
A
3
4
Q
BERYLLIUM
A
4
5
Q
BORON
A
5
6
Q
CARBON
A
6
7
Q
NITROGEN
A
7
8
Q
OXYGEN
A
8
9
Q
FLOURINE
A
9
10
Q
NEON
A
10
11
Q
SODIUM
A
11
12
Q
MAGNESIUM
A
12
13
Q
ALUMINIUM
A
13
14
Q
SILICON
A
14
15
Q
PHOSPHORUS
A
15
16
Q
SULPHUR
A
16
17
Q
CHLORINE
A
17
18
Q
ARGON
A
18
19
Q
POTASSIUM
A
19
20
Q
CALCIUM
A
20
