Question

name first 30 elements of periodic table

Answer 1

h,he,li,be,b,c,n,o,f,ne,na,mg,Al,si,p,s,cl,ag,k,ca,...dis is up to 20

Answer 2

Hii,
Friend here's the answer you are looking for :-

30 element of periodic table are;
1st. Hydrogen Atomic no[z] 1 Atomic mass[ u] =1
2nd. Helium z=2 u=4
3rd. Lithium z=3 u=7
4th. Beryllium z=4 u=9
5th. Boron z=5 u=11
6th. Carbon z=6 u=12
7th. Nitrogen z=7 u=14
8th.Oxygen z=8 u=16
9th. Fluorine z=9 u=18
10th. Neon z=10 u=20
11th. Sodium z=11 u=23
12th. Magnesium z=12 u=24
13th. Aluminium z=13 u=27
14th. Silicon z=14 u=28
15th. Phosphorus z=15 u=31
16th. Sulphur z=16 u=32
17th. Chlorine z=17 u=35.5
18th. Argon z=18 u=40
19th. Potassium z=19 u=39
20th. Calcium z=20 u=40
21st. Scandium z=21 u=45
22nd. Titanium z=22 u=47
23rd. Vanadium z=23 u=50
24th. Chromium z=24 u=52
25th. Manganese z=25 u=54
26th. Iron z=26 u=55
27th. Cobalt z=27 u=59
28th. Nickel z=28 u=58
29th. Copper z=29 u=63
30th. Zinc z=30 u=65
HOPE THE ANSWER WILL HELP YOU