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Quizzes > Science

Periodic Table Quiz: How Well Do You Know the Elements?

Quick, free periodic table test. Instant results.

Editorial: Review CompletedCreated By: William ThomasUpdated Aug 24, 2025
Difficulty: Moderate
2-5mins
Learning OutcomesCheat Sheet
Paper art periodic table cards showing element symbols and numbers on a teal background for a chemistry quiz

This periodic table quiz helps you name elements from symbols and match atomic numbers, so you can check your chemistry knowledge in minutes. After you finish, keep sharpening with the periodic table of elements quiz, drill symbols with the element symbol quiz, or review basics in periodic table practice.

What is the chemical symbol for oxygen?
Ox
O
Oy
Og
Oxygen's chemical symbol is O, derived from its Latin name 'oxygenium'. It is the 8th element on the periodic table and essential for respiration in most life forms. Its symbol is standardized and recognized globally in chemistry. For more details, see .
Which element has atomic number 1?
Lithium
Helium
Hydrogen
Beryllium
Hydrogen is the first element on the periodic table with atomic number 1. It is the lightest and most abundant element in the universe. Its single proton nucleus defines its position. See for more information.
Which of the following is a noble gas?
Magnesium
Sodium
Neon
Chlorine
Neon is one of the noble gases in Group 18 of the periodic table. It is inert under most conditions due to its full valence electron shell. Noble gases do not typically form compounds easily. Learn more at .
What is the chemical symbol for iron?
Ir
Fn
Fe
Io
Iron's symbol Fe originates from its Latin name 'ferrum'. It is atomic number 26 and a transition metal widely used in construction and manufacturing. The symbol is universally used in chemical equations. Further reading at .
Which element has atomic number 26?
Cobalt
Iron
Nickel
Manganese
Iron is element number 26 on the periodic table. It is a transition metal known for its magnetic properties and industrial use. Atomic number refers to the number of protons in the nucleus. More details at .
Which metal is liquid at room temperature?
Gallium
Francium
Mercury
Cesium
Mercury is the only metal that is liquid at standard room temperature and pressure. It has a melting point of -38.83°C. Gallium melts just above room temperature, but not at standard 25°C. More on mercury at .
Approximately how many atomic mass units (amu) does a proton have?
0.1 amu
100 amu
1 amu
10 amu
A proton has a mass close to 1 atomic mass unit by definition. The amu scale is based on carbon-12, where 1 amu equals one-twelfth of a carbon-12 atom's mass. Neutrons are also roughly 1 amu. See .
Which element is most abundant in the Earth's crust?
Iron
Silicon
Oxygen
Aluminum
Oxygen makes up about 46% of the Earth's crust by mass. It combines with other elements like silicon to form oxides and silicates. Silicon is the second most abundant. Learn more at .
Which element has the highest electrical conductivity?
Aluminum
Silver
Copper
Gold
Silver has the highest electrical conductivity of all elements. It is followed closely by copper and gold. Conductivity relates to how easily electrons flow through the metal lattice. For more, see .
Which element was used in the first transistor developed in 1947?
Silicon
Arsenic
Germanium
Gallium
The first point-contact transistor was made using germanium. Germanium was chosen for its semiconducting properties and availability at the time. Silicon later became more common due to its superior oxide properties. See .
Which block of the periodic table contains the transition metals?
d-block
p-block
f-block
s-block
The d-block of the periodic table contains the transition metals, spanning groups 3 through 12. These elements have partially filled d orbitals. They often exhibit variable oxidation states and form colored compounds. More at .
Which element has the highest electronegativity?
Fluorine
Nitrogen
Chlorine
Oxygen
Fluorine has the highest electronegativity on the Pauling scale, at 3.98. It strongly attracts electrons in chemical bonds. Oxygen and chlorine follow but are less electronegative. Refer to .
True or False: The actinide series includes elements with atomic numbers from 89 to 103.
False
True
The actinides consist of the 15 elements from actinium (atomic number 89) through lawrencium (atomic number 103). They are typically placed below the main body of the periodic table. These elements are known for their radioactivity. More at .
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Study Outcomes

  1. Identify Element Symbols -

    Accurately match chemical symbols to their corresponding elements on the periodic table, reinforcing your element quiz skills.

  2. Recall Atomic Numbers -

    Memorize and recall atomic numbers for key elements, improving your performance on periodic table elements quizzes.

  3. Understand Periodic Table Structure -

    Describe the organization of groups, periods, and element blocks for more effective periodic table of elements practice.

  4. Apply Memorization Techniques -

    Use proven strategies and mnemonics to boost retention of element names, symbols, and numbers in future elements quizzes.

  5. Assess Chemistry Knowledge -

    Evaluate your strengths and identify areas for improvement through immediate feedback on the periodic table element quiz.

  6. Boost Chemistry Trivia Confidence -

    Enhance your chemistry trivia prowess, making you ready to tackle any element quiz or science challenge with confidence.

Cheat Sheet

  1. Periodic Table Layout and Element Grouping -

    Understanding the layout is crucial for any element quiz: elements are arranged by increasing atomic number in rows called periods and columns called groups. Each group shares chemical properties, so spotting group trends helps in periodic table of elements practice. Recognizing s-, p-, d-, and f-blocks boosts your accuracy in a periodic table elements quiz.

  2. Atomic Number vs. Atomic Mass Notation -

    The atomic number (Z) equals the number of protons and defines each element uniquely, while atomic mass (A) approximates protons plus neutrons. In an element quiz, writing isotopic notation as ²³₝₝Na clarifies both values at a glance. This distinction, emphasized by IUPAC and university chemistry courses, prevents mix-ups on a periodic table element quiz.

  3. Electron Configuration and Block Identification -

    Electron configurations (e.g., 1s²2s²2p❶ for neon) reveal an element's block (s, p, d, f) and chemical behavior in elements quiz attempts. Memorize Aufbau's principle and Hund's rule to fill orbitals correctly, which many top universities endorse for periodic table of elements practice. Recognizing valence electrons quickly improves your speed and confidence in an element quiz.

  4. Periodic Trends: Size, Ionization, and Electronegativity -

    Key trends - atomic radius increases down a group but decreases across a period; ionization energy and electronegativity show opposite behavior - are tested repeatedly in chemistry trivia and elements quiz formats. Use Fajan's rules and Pauling's scale to quantify these properties, as detailed in peer-reviewed journals. Knowing these patterns makes tackling a periodic table elements quiz feel like second nature.

  5. Mnemonic Techniques for Quick Recall -

    Mnemonic phrases like "Happy Henry Likes Beer But Could Not Obtain Food" (H, He, Li, Be, B, C, N, O, F) are proven study aids in academic settings. Creating your own catchy phrases or color-coded flashcards accelerates retention during a periodic table element quiz. Practice these memory tricks regularly to turn any elements quiz into an opportunity to showcase your mastery.

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