Outer Shell Electron Worksheet



Valence Electron Worksheet Name _______________________________

Lewis Structures Date _____________________ Period _____

1. How many TOTAL electrons are in the following elements?

Write the electron configuration for each element.

A. Carbon

B. Chlorine

C. Indium

D. Calcium

E. Tungsten

F. Antimony

2. Draw Lewis Structures for each of the following elements. How many electrons are in their outer shells?

A. Silicon

B. Potassium

C. Sulfur

D. Boron

E. Beryllium

F. Argon

3. Draw Lewis Structures for each of the following. How many electron pairs are in the outer shell of each?

A. Gallium

B. Nitrogen

C. Arsenic

D. Germanium

E. Carbon

F. Neon

4. Indicate whether the following elements will GAIN or LOSE electrons to get a full outer shell, and how many electrons they will need to GAIN or LOSE.

Example: Chlorine has 7 outer shell electrons, so it will GAIN 1 electron to get a full outer level

Magnesium has 2 outer shell electrons, so it will LOSE 2 electrons to get a full outer level

A. Lithium

B. Bromine

C. Calcium

D. Oxygen

E. Boron

F. Argon

5. What will the charge be of the following element when they LOSE or GAIN electrons to become more stable?

A. Aluminum

B. Phosphorus

C. Sulfur

D. Iodine

E. Fluorine

F. Neon

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