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Electron Numbers, Configurations, Quantum Numbers & Lewis Dot Structure

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1. Give the number of electrons, Protons and neutrons in 24NA (small 24 to the top)

2. Give the electron configuration of the following A: A1 B: F- (- is at the top)

3. Give a set of four quantum numbers that describe the last electron to be placed in the electron configuration of the following atoms.
A: Ar
B: Rb
C: Fe
D: P

4. Draw the Lewis dot structure of each of the following

A: NH3
B: PF5
C: SO2

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Solution Preview

Please refer to the attached file. Cheers.

1. 24Na: No matter which isotopes of Na you are looking at, sodium always has 11 protons because its atomic number is 11. It has 13 (24 - 11) neutrons. Because it has 11 protons, it also has 11 electrons.

2. Al: 1s2 2s2 2p6 3s2 3p1

F-: 1s2 2s2 2p6

3. The electron configuration of Ar is [Ne] 3s2 3p6
For ...

Solution Summary

Solution attaches a Word file with calculated answers shown for these 4 mixed electron questions.

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