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Periodic Table Quiz

Periodic Table Quiz - Free Periodic Table Test - FreudlyTake a free periodic table quiz to explore your periodic table knowledge and discover your results. Quick, no sign-up needed. Start now!en
With 16 questions completed in about 10 minutes, this periodic table quiz checks understanding of atomic numbers, symbols, groups, periods, element families, and chemical trends. Your result shows your current level of knowledge, helping you identify strengths and choose topics for focused chemistry review.
Questions: 1610 minutes
Periodic Table Quiz: test ticket with numbers
July 22, 2026July 22, 2026Material has been updatedJuly 22, 2026Material has been published
6,538 views
553 completions
472 likes
Daniel HallPsychologist · Test reviewer
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Scale Explorer

How the Scales are Structured

Periodic Table KnowledgePTK
Measures how well you understand periodic table facts, structure, and common trends across elements.
example score5/16
5/16Foundation to buildexample score
0 – 6Foundation to build
7 – 12Developing knowledge
13 – 16Strong knowledge
A score of 5 falls in the Foundation to build range, suggesting you recognize some periodic-table concepts but may benefit from reviewing symbols, atomic numbers, groups, and periods.
just completed the test
DATA-BASED USER COHORTS

Who Usually Takes This Test?

High school chemistry students
41%OF USERS
Students preparing for quizzes and exams use it to check recall of symbols, atomic numbers, groups, periods, and trends.
College STEM learners
34%OF USERS
Intro chemistry and allied health students take it to refresh periodic table logic like electron arrangements, ions, and chemical families.
Curious science enthusiasts
25%OF USERS
Self-learners and trivia fans use it for a quick challenge and to see where their periodic table knowledge is strong or weak.
BASED ON AGGREGATED, ANONYMIZED DATA FROM TENS OF THOUSANDS OF FREUDLY USERS.
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See How You Compare

Once you complete the test, your results are compared with real-world data from people in your country.
Below is a preview of how scores are typically distributed across each scale.
Shaded area — where most people score
Dot — the average
You — your score lands on each curve after the test— your score, after the test
Periodic Table KnowledgePTK
You?
Average11.2
Typical rangeTypical9.1 – 13.3
Possible0 – 16
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SAMPLE QUESTIONS

Example Questions From the Test

    • They have approximately the same atomic mass
    • They occur in the same physical state at room temperature
    • They contain the same number of occupied electron shells
    • They have similar arrangements of valence electrons
    • Oxygen
    • Chlorine
    • Neon
    • Sulfur
    • Oxygen
    • Tellurium
    • Selenium
    • Sulfur
WHAT THE TEST MEASURES

Periodic Table Quiz - Description and methodology of the test

Students, teachers, and curious learners can use this periodic table quiz to examine how well they connect atomic structure with the table’s layout. It suits anyone reviewing introductory chemistry, preparing for class, or locating gaps before more advanced work. A periodic table of elements quiz in this format gives a focused snapshot of conceptual understanding rather than simple confidence.

What This Assessment Explores

Items ask respondents to identify atomic numbers and symbols, locate elements by group and period, compare trends, classify element types, and reason from electron arrangements, ions, isotopes, and families. This periodic table elements quiz therefore samples connected conceptual knowledge rather than symbol recall alone.

The result reflects four dimensions:

  • Atomic identity shows whether protons, symbols, isotopes, and element names are connected accurately.
  • Table organization shows how groups, periods, blocks, and occupied shells guide classification.
  • Periodic trends show how well radius, electronegativity, reactivity, and valence patterns are applied.
  • Element families show whether shared behavior is linked with metals, metalloids, transition metals, and noble gases.

The single scale, Periodic Table Knowledge (0-16), uses Foundation to build (0-6), Developing knowledge (7-12), and Strong knowledge (13-16). These bands describe the knowledge reflected in the answers and suggest where review may help.

Methodology and Evidence Base

Each item presents four answer choices and applies a core idea, such as identifying an element from its protons, reading a symbol, or predicting a trend from position. Its periodic-table quiz game format is approachable, but the tasks connect symbols, structure, electron arrangements, and chemical behavior.

Results appear as one total knowledge score. No separate weights, subscales, population norms, reliability estimates, or diagnostic cutoffs are stated, so the bands describe performance on this question set rather than standing relative to a reference group.

Rusek et al. (2024) offers the closest conceptual comparison through periodic-table tasks involving atomic identity, organization, and reasoning; this questionnaire is not presented as an adaptation of that study. Larson and Long (2012) is relevant to mental models of periodic properties, while Holden et al. (2018) supports standard terminology for elements, symbols, atomic numbers, groups, periods, and isotopes.

Prior instruction, guessing, attention, and testing context can affect an online result. As a periodic elements quiz, it is best used to direct chemistry review rather than to make a broad judgment about scientific ability.

Literature:
  • Rusek, Martin, Martina Tóthová, Vlastimil Chytrý, and Jaroslav Říčan. (2024). Students’ Ability to Work with the Periodic Table: The Use of Three-Tier Tasks. Journal of Chemical Education, 101(11), 4590-4602. 10.1021/acs.jchemed.4c00485
  • Larson, Kathleen G., and George R. Long. (2012). Periodic Properties and Inquiry: Student Mental Models Observed during a Periodic Table Puzzle Activity. Journal of Chemical Education, 89(12), 1491-1498. 10.1021/ed200625e
  • Holden, Norman E., Tyler B. Coplen, John K. Böhlke, Lauren V. Tarbox, Jacqueline Benefield, John R. de Laeter, Peter G. Mahaffy, Glenda O’Connor, Etienne Roth, Dorothy H. Tepper, Thomas Walczyk, Michael E. Wieser, and Shigekazu Yoneda. (2018). IUPAC Periodic Table of the Elements and Isotopes (IPTEI) for the Education Community (IUPAC Technical Report). Pure and Applied Chemistry, 90(12), 1833-2092. 10.1515/pac-2015-0703
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