Counting Atoms Worksheet {Editable}

Counting Atoms Worksheet {Editable}
Counting Atoms Worksheet {Editable}
Counting Atoms Worksheet {Editable}
Counting Atoms Worksheet {Editable}
Counting Atoms Worksheet {Editable}
Counting Atoms Worksheet {Editable}
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2 MB|2 pages
Product Description
Counting Atoms in Chemical Formulas Worksheet: This 1 page editable worksheet with answer key contains questions to help students count the number of atoms found in a chemical formula. This includes formulas with subscripts and ones with coefficients in front of the formula. This worksheet has never failed to get my students to count the atoms in a chemical formula successfully.



♥ "Excellent resource, easy to read and follow." (Thanks Edolia A.)
♥ "This really helped my struggling students understand the concept of counting the atoms in a compound. Thanks!" (Thanks Anonymous Buyer.)
♥ "This is excellent. Will really help my students with this concept. Love, love, love that it's editable." (Thanks Sharon S.)


Students will need to be able to count the number of atoms in a formula if they are to build molecular models or balance chemical equations. This is a key worksheet to do with students before attempting to get them to engage in either task. You might be interested in this Molecular Model Building Activity after using this worksheet.

Both the Molecular Model Building Activity and the Counting Atoms Worksheet are also found in the:

Entire Chemistry Unit Editable All in One Bundle for 40% OFF.



► Click the PREVIEW to see the full product.



Part A) A summary of the components of a molecular formula - element symbols, subscripts and brackets; and what each of these represent.

Part B) 15 formulas to practice counting atoms on. Students are directed to record and count each atom individually and then total them together to get the total number of atoms for each molecule. A chart has been provided for each formula to help them organize their calculations.


Copyright © Anh-Thi Tang (Tangstar Science)
All rights reserved by author.

Terms of Use: This document is for personal use only and may only be used by the original purchaser. Copying for more than one teacher, classroom, department, school, or school district is prohibited. Additional licenses can be purchased at a discount for others to use in your department. This entire document, or any parts within, may not be reproduced or displayed for public viewing. You may NOT electronically post this product online including to teacher blogs, classroom websites or school networks. Failure to comply is a copyright infringement and a violation of the Digital Millennium Copyright Act (DMCA).
Total Pages
2 pages
Answer Key
Teaching Duration
30 minutes
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