20 elements of sience
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Answer:
The first 20 elements of the periodic table :
1.H —Hydrogen
2.He—Helium
3.Li—Lithium
4.Be—Beryllium
5.B—Boron
6.C—Carbon
7.N—Nitrogen
8.O—Oxygen
9.F—Fluorine
10.Ne—Neon
11.Na—Sodium
12.Mg—Magnesium
13.Al—Aluminum
14.Si—Silicon
15.P—Phosphorus
16.S—Sulfur
17.Cl—Chlorine
18.Ar—Argon
19.K—Potassium
20.Ca—Calcium
Explanation:
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1)hydrogen
2)carbon
3)oxygen
4)copper
5)sodium
6)nickel
7)cobalt
8)helium
9)titanium
10)boron
11)berillium
12)cadmium
13)sulfer
14)lithium
15)gold
16)silver
17)nitrogen
18)chlorine
19)magnesium
20)potassium
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