Question: to me structure below: a) What is the atomic number of this atom? b) What is its atomic weight? c) How many electrons are needed

to me structure below: a) What is the atomic number of this atom? b) What is its atomic weight? c) How many electrons are needed to fill its outer shell? d) Is this element chemically active or inert? e) Identify this element by name 8P+ 8N 17. Explain why the sodium ion (Na+) is positively charged. 18. What is the definition of an isotope? What is the definition of a radioisotope

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