write first 30 element of periodic table
Answers
Answer:
ATOMIC NUMBER ELEMENT ATOMIC MASS
1 Hydrogen 1.008
2 Helium 4.0026
3 Lithium 6.94
4 Beryllium 9.0122
5 Boron 10.81
6 Carbon 12.011
7 Nitrogen 14.007
8 Oxygen 15.999
9 Fluorine 18.998
10 Neon 20.180
11 Sodium 22.990
12 Magnesium 24.305
13 Aluminium 26.982
14 Silicon 28.085
15 Phosphorus 30.974
16 Sulfur 32.06
17 Chlorine 35.45
18 Argon 39.948
19 Potassium 39.098
20 Calcium 40.078
21 Scandium 44.956
22 Titanium 47.867
23 Vanadium 50.942
24 Chromium 51.996
25 Manganese 54.938
26 Iron 55.845
27 Cobalt 58.933
28 Nickel 58.693
29 Copper 63.546
30 Zinc 65.38
The Molecular mass of an element can be calculated by adding the atomic masses of each of its constituents. There are many ways to find the atomic mass of an element, but the easiest way is to look it up on the periodic table of elements
Answer:
1)hydrogen
2)helium
3)lithium
4)berilium
5)boron
6)carbon
7)nitrogen
8)oxygen
10)fluorine
11)neon
12)sodium
13)magnessium
14)aluminium
15)silicon
16)phosphorous
17)sulphur
18)chlorine
19)argon
20)potassium
21)scandium
22)titanium
23)vanadium
24)chromium
25)manganese
26)iron
27)cobalt
28)nickel
29)copper
30)zinc