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

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