Chemistry, 19.02.2021 17:20 falmujaahid026
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1. Potassium (K) is in row 2 of the periodic table. how many energy shells does one atom of Potassium have?
2. Carbon (C) is in column 14 of the periodic table. how many electrons are in the outermost energy shell of an atom of carbon?
3. Nickel (NI) has an atomic number of 28. how many protons are in the nucleus of one atom of nickel?
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1. Potassium (K) is in row 2 of the periodic table. how many energy...
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