H - H+, He - He, Li - Li+, Be - Be2+, B - B3+, N - N3-, O - O2-, F - F-, Ne - Ne, Na - Na+, Mg - Mg2+, Al - Al3+, P - P3-, S - S2-, Cl - Cl-, Ar - Ar, K - K+, Ca - Ca2+,

Identifying ion charges

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