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1 to 20 elements with their symbols atomic number electronic configuration |
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Answer» Answer: 14 Si silicon 2.8.4 15 P phosphorus 2.8.5 16 S sulfur 2.8.6 17 Cl chlorine 2.8.7 18 Ar argon 2.8.8 19 K potassium 2.8.8.1 20 Ca calcium 2.8.8.2 |
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