Valence Electron Practice
Authored by Brittany McCauley
Chemistry
9th - 10th Grade
NGSS covered
Used 448+ times
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About
This quiz focuses on valence electrons and ionic bonding, core topics in high school chemistry appropriate for grades 9-10. Students must understand that valence electrons are the outermost electrons in an atom and determine chemical behavior. The questions assess students' ability to identify valence electrons using the periodic table, recognize that elements in the same group have identical numbers of valence electrons, and apply the octet rule (atoms prefer eight valence electrons for stability, except hydrogen which prefers two). Students need to connect valence electron counts to group numbers, understand that fewer or more valence electrons create reactive tendencies, and predict ion formation based on electron transfer. The quiz progresses from basic valence electron identification to more complex concepts including cation and anion formation, ionic bonding between metals and nonmetals, and recognizing that electron transfer drives ionic compound formation. Created by Brittany McCauley, a Chemistry teacher in the US who teaches grades 9-10. This comprehensive quiz serves multiple instructional purposes, from formative assessment during initial instruction to summative review before unit tests. Teachers can use individual sections as warm-up activities to activate prior knowledge about atomic structure, or assign the complete quiz as homework to reinforce classroom learning. The progression from basic valence electron counting to ionic bonding applications makes it excellent for scaffolded instruction, allowing teachers to identify specific misconceptions about electron behavior and periodic trends. This quiz aligns with NGSS HS-PS1-1 (atomic structure and periodic relationships) and supports Common Core mathematical practices through pattern recognition and logical reasoning in chemical predictions.
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52 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
How many valence electrons are in an atom of Se?
Tags
NGSS.HS-PS1-1
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
How many valence electrons are in an atom of Ba?
Tags
NGSS.HS-PS1-1
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Tags
NGSS.HS-PS1-1
NGSS.HS-PS1-2
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Tags
NGSS.HS-PS1-1
NGSS.HS-PS1-2
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Tags
NGSS.HS-PS1-1
NGSS.HS-PS1-2
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Tags
NGSS.HS-PS1-1
NGSS.HS-PS1-2
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Valence electrons are the...
Tags
NGSS.HS-PS1-1
NGSS.HS-PS1-2
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