Cobait, CO, Iron, FE, Pottasium, K, Mercury, HG, Tungsten, W, Sodium, NA, Rutherfordium, RF, Tin, SN, Silver, AG, Antimony, SB, Copper, CU, Sulfur, S, Gold, Au, Silicon, SI, Hydrogen, H, Flerovium, FL, 89, how many metals are there?, 22, how many nonmetals are there?, Flourine, What is the most reactive nonmetal?, platinum, What is the least reactive metal?

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