Periodic Table Quiz

See how well you grasp the periodic table in about 10 minutes. Get a 16 question snapshot of symbols, trends, and reasoning with a clear score band and no sign up.

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Questions: 1610 minutes

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July 22, 2026

July 22, 2026
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July 22, 2026
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example score

5/16

Periodic Table Knowledge (PTK)

Measures how well you understand periodic table facts, structure, and common trends across elements.

Foundation to build

Developing knowledge

Strong knowledge

0 – NaN: Foundation to build | 7 – NaN: Developing knowledge | 13 – NaN: Strong 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.

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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.

Periodic Table Knowledge (PTK)

Average

11.2

Normal range

9.1 — 13.3

min.

max.

Majority

This curve shows how scores are typically distributed.
Once you complete the test, your result will appear on the scale so you can see how you compare.

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CLEAR ANSWERS TO COMMON QUESTIONS

Frequently Asked Questions

What does this test measure?

It measures current knowledge of periodic table facts and basic reasoning from element position and atomic structure. Items cover symbols, atomic numbers, groups, periods, electron arrangements, chemical families, ions, and major trends.

How long does it take to complete?

Estimated completion time is about 10 minutes. Time may vary by reading speed and familiarity with the content.

How many questions are included?

The test includes 16 multiple-choice questions. Some items require applying a rule or pattern rather than recalling a fact.

Is sign-up required, and is there a cost?

No sign-up is required. The test is free to take.

How are results reported?

A score band summarizes current knowledge after completion. Results are intended for practice and self-assessment and do not represent a formal certification.

WHAT THE TEST MEASURES

About This Assessment

Periodic Table Quiz - Symptoms and Signs

Test how well you understand the periodic table with 16 questions covering element symbols, atomic numbers, groups, periods, electron arrangements, chemical families, ions, and major periodic trends. Alongside essential facts, short application problems ask you to identify patterns and reason from an element’s position or atomic structure. This free periodic table test requires no sign-up and provides a score band summarizing your current knowledge.

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