Question

tell me the first twenty elements of the periodic table

Answer 1

hydrogen
helium
lithium
beryllium
boron
carbon
nitrogen
oxygen
flourine
neon
sodium
magnesium
Aluminium
silicon
phosphorus
sulphur
chlorine
Argon
potassium
calcium

Answer 2

hey friends here is ur answer
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1. hydrogen
2. helium
3. lithium
4. beriliyam
5. boron
6. carbon
7 nitrogen
8. oxygen
9. florin
10. neon
8. sodium
12 . magnesium
13 aluminium
14. silicon
15 phosphorus
16. sulphur
17 chlorine
18. argon
19 potassium
20 calcium
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I hope it will help u