Atoms & The Periodic Table

Worksheet by Kourosh Parsia
Atoms & The Periodic Table Grade 8 worksheet preview
Subjects
Science
Grades
Grade 8
Language
ENG
Assignments
54 classrooms used this worksheet

1. How many valence electrons are in this atom? 4 8 6 2. How many valence electrons does this atom have? 1 2 3 4 3. How many TOTAL electrons does this atom have? 2 3 7 14 4. What group number is Hydrogen in? 1 2 3 4 5. How many valence electrons are in this atom? 1 2 13 14 6. Where do you find me? Click on the name of the particle to select it's correct location. Inside the Nucleus protons neutrons In the Outer Levels electrons 7.How many valence electrons would Oxygen have? 2 4 6 16 8. Are Na and Mg in the same GROUP or PERIOD? Group Period 9 How many valence electrons does Be have? 1 2 3 4 10. Which of these Bohr models is showing an atom with 7 valence electrons? Lithium Fluorine Aluminum

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