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Solved: The following table gives numbers of electrons,
Chapter 2, Problem 2.73(choose chapter or problem)
The following table gives numbers of electrons, protons, and neutrons in atoms or ions of a number of elements. Answer the following: (a) Which of the species are neutral? (b) Which are negatively charged? (c) Which are positively charged? (d) What are the conventional symbols for all the species? Atom or Ion of Element A B C D E F G Number of electrons 5 10 18 28 36 5 9 Number of protons 5 7 19 30 35 5 9 Number of neutrons 5 7 20 36 46 6 10
Questions & Answers
QUESTION:
The following table gives numbers of electrons, protons, and neutrons in atoms or ions of a number of elements. Answer the following: (a) Which of the species are neutral? (b) Which are negatively charged? (c) Which are positively charged? (d) What are the conventional symbols for all the species? Atom or Ion of Element A B C D E F G Number of electrons 5 10 18 28 36 5 9 Number of protons 5 7 19 30 35 5 9 Number of neutrons 5 7 20 36 46 6 10
ANSWER:Step 1 of 5
Neutral species have the same number of electrons. Negatively charged ions are gaining electrons. Positively charged ions are losing electrons.