Test: Atoms and the Periodic Table
Chemistry
8th - 9th Grade
NGSS covered
Used 1K+ times
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About
This quiz addresses fundamental concepts in atomic structure and periodic table organization, appropriate for 8th or 9th grade chemistry students. The content covers three interconnected areas: atomic structure (including protons, neutrons, electrons, and valence electrons), periodic table arrangement and interpretation (atomic number, periods, groups, and historical development), and classification of elements by properties (metals, nonmetals, and metalloids). Students need to understand that atoms consist of a nucleus containing protons and neutrons, with electrons occupying energy levels around the nucleus, and that valence electrons determine an element's chemical behavior. They must also grasp how Mendeleev's periodic law led to the modern periodic table's organization by atomic number, creating predictable patterns where elements in the same group share similar properties due to identical numbers of valence electrons. This quiz was created by a classroom teacher who designed it for students studying chemistry in grades 8-9. The assessment serves multiple instructional purposes, functioning effectively as a comprehensive review before a unit test, a formative assessment to gauge student understanding of atomic theory and periodic trends, or homework practice to reinforce classroom learning. Teachers can also use individual sections as warm-up activities, focusing on specific concepts like atomic particles, periodic table organization, or element classification. The mix of multiple-choice and true/false questions allows for efficient grading while testing both factual knowledge and conceptual understanding. This assessment aligns with NGSS standards MS-PS1-1 (developing models of atoms) and HS-PS1-1 (using the periodic table to predict element properties), providing educators with valuable data on student mastery of these essential chemistry foundations.
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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of these particles has a positive charge?
Tags
NGSS.MS-PS1-1
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Very energetic particles that move in all directions around the nucleus of an atom are
Tags
NGSS.MS-PS1-1
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Electrons involved in bonding between atoms are
Tags
NGSS.MS-PS1-1
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the greatest number of valence electrons an atom can have?
Tags
NGSS.HS-PS1-1
NGSS.HS-PS1-2
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Who is the father of the Periodic Table?
Tags
NGSS.MS-PS1-1
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The modern periodic table is arranged in order of increasing
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What information in the periodic table indicates the number of protons in an atom?
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