What are the first twenty elements on the periodic table

Question

Chemistry

Luke Olson

15 January, 00:31

What are the first twenty elements on the periodic table

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Answers (2)

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Woods · Answer 1

Woods 15 January, 02:42

0

Chlorine

Argon

Potassium

Calcium

Janet Maynard · Answer 2

Hydrogen (H), Helium (He), Lithium (Li), Beryllium (Be), Boron (B), Carbon (C), Nitrogen (N), Oxygen (O), Flourine (F), Neon (Ne), Sodium (Na), Magnesium (Mg), Aluminum (Al), Silicon (Si), Phosphorus (P), Sulfur (S), Chlorine (Cl), Argon (Ar), Potassium (K), Calcium (Ca)