periodic table first 20 elements Flashcards
1
Q
atomic number: 1
A
hydrogen
2
Q
1.01 amu
A
hydrogen
3
Q
H
A
hydrogen
4
Q
atomic number: 2
A
helium
5
Q
4.00 amu
A
helium
6
Q
He
A
helium
7
Q
atomic number: 3
A
lithium
8
Q
6.94 amu
A
lithium
9
Q
Li
A
lithium
10
Q
atomic number: 4
A
beryllium
11
Q
9.01 amu
A
beryllium
12
Q
Be
A
beryllium
13
Q
atomic number: 5
A
boron
14
Q
10.81 amu
A
boron
15
Q
B
A
boron
16
Q
atomic number: 6
A
carbon
17
Q
12.01 amu
A
carbon
18
Q
C
A
carbon
19
Q
atomic number: 7
A
nitrogen
20
Q
14.01 amu
A
nitrogen
21
Q
N
A
nitrogen
22
Q
atomic number: 8
A
oxygen
23
Q
16.00 amu
A
oxygen
24
Q
O
A
oxygen
25
atomic number: 9
fluorine
26
19.00 amu
fluorine
27
F
fluorine
28
atomic number: 10
neon
29
20.18 amu
neon
30
Ne
neon
31
atomic number: 11
sodium
32
22.99 amu
sodium
33
Na
sodium
34
atomic number: 12
magnesium
35
24.31 amu
magnesium
36
Mg
Magnesium
37
atomic number: 13
aluminum
38
26.98 amu
aluminum
39
Al
aluminum
40
atomic number: 14
silicon
41
28.09 amu
silicon
42
Si
silicon
43
atomic number: 15
phosphorus
44
30.97 amu
phosphorus
45
P
phosphorus
46
atomic number: 16
sulfer
47
32.06 amu
sulfer
48
S
sulfer
49
atomic number: 17
chlorine
50
35.45 amu
chlorine
51
Cl
chlorine
52
atomic number: 18
argon
53
39.95 amu
argon
54
Ar
argon
55
atomic number: 19
potassium
56
39.10 amu
potassium
57
K
potassium
58
atomic number: 20
calcium
59
40.08 amu
calcium
60
Ca
calcium
