Scavenger Hunt: Track down answers using the Internet links provided.

Atomic Models Study Guide

Use this study guide to test yourself.
Also understand how to do the electron configuration for the elements. As a practice, try writing the electron configuration for the following elements: Na, K, Sr, O, S, N, He, Ar, Rb, Kr, Cl, F. You should also know how to calculate the number of protons, electrons, and neutrons by referring to their atomic and mass numbers.

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7th Grade Science
The Harker School
San Jose, CA

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