Free Online Periodic Table of Elements
Free online interactive periodic table with detailed information about all 118 chemical elements. No signup required. Search, browse, and explore element properties, atomic structure, and chemical data. 100% free and works offline.
Free Online Periodic Table of Elements Tool Introduction
An interactive periodic table of elements featuring all 118 chemical elements with comprehensive information. Whether you're a student, teacher, chemist, or science enthusiast, our periodic table provides quick access to essential element data including atomic number, symbol, name, atomic mass, electron configuration, and more.
Perfect for students, educators, chemists, researchers, and anyone studying chemistry or materials science. Browse elements by groups, periods, or categories to understand the organization and properties of matter.
Our periodic table includes detailed information for each element, including physical properties, chemical properties, discovery history, and common uses. Simply click any element to view its complete information, or use the search function to quickly find specific elements.
The tool displays elements with color-coded categories (metals, nonmetals, noble gases, etc.) for easy identification. All data is available offline once loaded, with no information sent to any server.
Free Online Periodic Table of Elements User Guide
Getting Started
Using the Periodic Table is simple and intuitive:
Basic Usage
- Browse Elements: Click on any element in the periodic table to view its detailed information.
- Search Elements: Use the search box to find elements by name, symbol, or atomic number.
- Filter by Category: Select a category to highlight specific types of elements (metals, nonmetals, etc.).
- View Details: Click an element to see comprehensive information including atomic structure, properties, and uses.
Element Categories
- Alkali Metals: Highly reactive metals in Group 1 (Li, Na, K, etc.)
- Alkaline Earth Metals: Reactive metals in Group 2 (Be, Mg, Ca, etc.)
- Transition Metals: Metals in Groups 3-12 (Fe, Cu, Au, etc.)
- Post-Transition Metals: Metals after transition metals (Al, Pb, etc.)
- Metalloids: Elements with properties between metals and nonmetals (Si, Ge, etc.)
- Nonmetals: Non-metallic elements (C, N, O, etc.)
- Halogens: Highly reactive nonmetals in Group 17 (F, Cl, Br, etc.)
- Noble Gases: Inert gases in Group 18 (He, Ne, Ar, etc.)
- Lanthanides: Rare earth elements (La-Lu)
- Actinides: Radioactive elements (Ac-Lr)
Element Information
Each element card displays:
- Atomic Number: Number of protons in the nucleus
- Symbol: One or two-letter abbreviation
- Name: Full element name
- Atomic Mass: Average mass of the element's atoms
- Electron Configuration: Arrangement of electrons in shells
- Category: Element classification
- State: Physical state at room temperature
- Discovery: Year and discoverer information
Key Features
- Complete Table: All 118 elements from Hydrogen to Oganesson
- Color-Coded Categories: Easy visual identification of element types
- Quick Search: Find elements instantly by name, symbol, or number
- Detailed Information: Comprehensive data for each element
- Interactive Design: Click elements to explore their properties
- Educational Tool: Perfect for learning and teaching chemistry
- Responsive Layout: Works on desktop, tablet, and mobile devices
- Offline Access: Use without internet connection once loaded
Tips & Tricks
- Use the search function to quickly find elements when studying
- Pay attention to color coding to understand element categories
- Elements in the same group (column) have similar properties
- Elements in the same period (row) have the same number of electron shells
- The periodic table is organized by increasing atomic number
Frequently Asked Questions
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