Hydrogen, 1 H valency 1, Helium, 2 He valency 0, Lithium, 3 Li valency 1, Beryllium, 4 Be valency 2, Boron, 5 B valency 3, Carbon, 6 C valency 4, Nitrogen, 7 N valency 3, Oxygen, 8 O valency 2, Fluorine, 9 F valency 1, Neon, 10 Ne valency 0, Calcium, 20 Ca valency 2, Potassium, 19 K valency 1, Argon, 18 Ar valency 0, Chlorine, 17 Cl valency 1, Sulfur, 16 S valency 2, Phosphorus, 15 P valency 3, Silicon, 14 Si valency 4, Aluminium, 13 Al valency 3, Magnesium, 12 Mg valency 2, Sodium, 11 Na valency 1

Atomic Numbers and Elements Flashcards

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