Periodic Table Tool

The Periodic Table Tool lets you look up detailed properties for all 118 chemical elements — useful for students, educators, and anyone working with chemistry or materials science. Search by element name or symbol, or enter an atomic number (1–118), then filter by classification (metals, noble gases, halogens, etc.), block, or property view to explore atomic weight, density, melting point, boiling point, and electronegativity across the table. Set a temperature in Celsius, Fahrenheit, or Kelvin to see each element's state of matter at that condition, alongside its symbol, atomic weight, classification, and electron configuration.

Enter element name (e.g., Hydrogen) or symbol (e.g., H)

Enter atomic number (1-118)

°C

View element states at this temperature

Results

Element

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Atomic Number

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Symbol

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Atomic Weight

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Classification

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State at Temperature

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Electron Configuration

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Frequently Asked Questions

How do I search for a specific element?

You can search for elements by entering the element name (like 'Hydrogen'), symbol (like 'H'), or atomic number in the search fields. The tool will instantly display the element's properties and location on the periodic table.

What do the different element classifications mean?

Elements are classified into groups like metals, non-metals, and metalloids based on their properties. Metals are good conductors and malleable, non-metals are poor conductors, and metalloids have properties of both. Specific groups like alkali metals and noble gases have unique characteristics.

How does temperature affect element states?

Temperature determines whether an element exists as a solid, liquid, or gas. By adjusting the temperature setting, you can see which state each element would be in at that temperature, helping understand melting and boiling points.

What are s, p, d, and f blocks in the periodic table?

Blocks represent the electron subshell being filled as atomic number increases. S-block contains alkali and alkaline earth metals, p-block has main group elements, d-block contains transition metals, and f-block includes lanthanides and actinides.

How accurate is the atomic weight data?

The atomic weights are based on current IUPAC standards and represent the average mass of atoms of an element. For elements with no stable isotopes, the mass number of the longest-lived isotope is typically shown in brackets.

Can I filter elements by multiple properties at once?

Yes, you can combine filters to narrow down elements by classification, block, and view different properties simultaneously. This helps identify patterns and relationships between different types of elements.

What is electron configuration and why is it important?

Electron configuration shows how electrons are distributed in an atom's orbitals. It determines an element's chemical behavior, bonding patterns, and position in the periodic table, making it fundamental to understanding chemistry.