CBSE Class 9 Answered
1TO30 ELEMENTS WITH THEIR ATOMIC WEIGHT AND NUMBER.
Asked by MOHIT | 09 Nov, 2013, 05:19: PM
Expert Answer
|
Atomic Number |
Atomic Mass |
Element |
Symbol |
|
1 |
1.1 |
Hydrogen |
H |
|
2 |
4 |
Helium |
He |
|
3 |
6.9 |
Lithium |
Li |
|
4 |
9 |
Beryllium |
Be |
|
5 |
10.8 |
Boron |
B |
|
6 |
12 |
Carbon |
C |
|
7 |
14 |
Nitrogen |
N |
|
8 |
16 |
Oxygen |
O |
|
9 |
16 |
Fluorine |
F |
|
10 |
20.2 |
Neon |
Ne |
|
11 |
23 |
Sodium |
Na |
|
12 |
24.3 |
Magnesium |
Mg |
|
13 |
27 |
Aluminium |
Al |
|
14 |
28.1 |
Silicon |
Si |
|
15 |
31 |
Phosphorus |
P |
|
16 |
32.1 |
Sulphur |
S |
|
17 |
35.5 |
Chlorine |
Cl |
|
18 |
39.9 |
Argon |
Ar |
|
19 |
39.1 |
Potassium |
K |
|
20 |
40.1 |
Calcium |
Ca |
|
21 |
45 |
Scandium |
Sc |
|
22 |
47.8 |
Titanium |
Ti |
|
23 |
50.9 |
Vanadium |
V |
|
24 |
52 |
Chromium |
Cr |
|
25 |
54.9 |
Manganese |
Mn |
|
26 |
55.8 |
Iron |
Fe |
|
27 |
58.9 |
Cobalt |
Co |
|
28 |
58.7 |
Nickel |
Ni |
|
29 |
63.5 |
Copper |
Cu |
|
30 |
65.4 |
Zinc |
Zn |
Answered by Vaibhav Chavan | 11 Nov, 2013, 09:25: AM
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