These 3 worksheets are an easy to understand reference for students to learn how to use the periodic table of elements to find the proton, neutron and electron number of an atom. This download includes student reference pages and practice questions both in color and black and white. There is also an answer key and a short description of prior knowledge the students should have before beginning this activity. This activity is formatted as full sized worksheets, but can be shrunk down during photocopying to be used in an interactive notebook as well.
Student Practice Sheets: https://www.teacherspayteachers.com/Product/Proton-Neutron-and-Electron-Numbers-in-Isotopes-1772503