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Worksheet
Curated OER

Electron Configuration

For Students 9th - 12th
In this electron configuration activity, students write the electron configurations of 22 elements and compare their valence electron configurations. They list the elements that are similar in terms of their electrons. They identify the...
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Lesson Plan
Curated OER

The -ar Word Family- Word Configurations

For Teachers 1st - 2nd
In this -ar word family worksheet, students place the 8 words from the word bank at the bottom of the page in the proper configuration of boxes. They see words such as tar, bar, jar, and star.
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Worksheet
Curated OER

Elements

For Students 12th - Higher Ed
For this elements worksheet, students write the electron configurations for given elements. Students describe ionization energy and electron affinity and the periodic trends for both. This worksheet has 20 short answer questions.
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Worksheet
Curated OER

Electron Configurations and Orbital Diagrams

For Students 10th - Higher Ed
In this elements worksheet, students determine the electron configuration, orbital diagram for the highest sublevel, and the number of unpaired electrons in ground state atom for the given elements. This worksheet has 7 problems to solve.
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Worksheet
Curated OER

Why and How Atoms Combine

For Students 9th - 12th
Here is a top-notch handout to supply your chemistry class with. It covers valence electrons, Lewis diagrams, the octet rule, and more! Technically it is less of a worksheet than a detailed explanation of these chemical bonding concepts....