Write 20 names of periodic table elements?
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AnSweR:-
- Hydrogen - H
- Helium - He
- Lithium - Li
- Beryllium - Be
- Boron - B
- Carbon - C
- Nitrogen - N
- Oxygen - O
- Fluorine - F
- Neon - Ne
- Sodium - Na
- Magnisium - Mg
- Aluminum - Al
- Silicon - Si
- Phosphorus - P
- Sulfur - S
- Chlorine - Cl
- Argon - Ar
- Potassium - K
- Calcium - Ca
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Hydrogen - H
Helium - He
Lithium - Li
Beryllium - Be
Boron - B
Carbon - C
Nitrogen - N
Oxygen - O
Fluorine - F
Neon - Ne
Sodium - Na
Magnisium - Mg
Aluminum - Al
Silicon - Si
Phosphorus - P
Sulfur - S
Chlorine - Cl
Argon - Ar
Potassium - K
Calcium - Ca
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