Atomic Number And Elements Flashcards
(24 cards)
1
Q
Hydrogen
A
Z-1, valency -1
2
Q
Helium
A
Z - 2, valency -o
3
Q
Lithium
A
Z - 3, valency - 1
4
Q
Berillium
A
Z-4, valency 2
5
Q
Boron
A
Mass no. - 5, valency - 3
6
Q
Carbon
A
Mass no. 6, valency 4
7
Q
Nitrogen
A
Mass no. 7 valency 3
8
Q
Oxygen
A
Mass no. 8, valency 2
9
Q
Flourine
A
Mass no. 9 valency 1
10
Q
Neon
A
Mass no. 10 valency 0
11
Q
Sodium
A
Mass no.11 valency 1
12
Q
Magnesium
A
Mass no. 12 valency 2
13
Q
Aluminium
A
Mass no. 13 valency 3
14
Q
Silicon
A
Mass no. 14, valency 4
15
Q
Phosphorus
A
mass no. 15 valency 3
16
Q
Sulphur
A
Mass no. 16 valency 2
17
Q
Chlorine
A
Mass no. 17 valency 1
18
Q
Argon
A
Mass no. 18 valency 2
19
Q
Potassium
A
Mass no. 19 valency 1
20
Q
Calcium
A
Mass no. 20 valency 2
21
Q
Scandium
A
Valency 3 mass no. 21
22
Q
Titanium
A
Mass no. 22 valency 4
23
Q
Chromium
A
Mass no. 23 valency 3
24
Q
Manganese
A
Mass no. 24 valency 2
