Tap the arrow for Chemistry,Science,Physics keyboard
Spell it, tap it, or draw it. Every output screen below shows the same text — edit or copy from whichever one you're next to.
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1 · Type the name (type the symbol for the name)
Write pi, beta, sum, >=then press space or enter.
Plain words and LaTeX-style names both work — anything else is inserted as text.
Output
2 · Symbol keyboard
— symbols. Tap to insert.
Output
3 · Symbol Reference Table
A complete reference list of available keyboard symbols and their shortcut mappings or chemical descriptions.
| Symbol | Name / Shortcut |
|---|
4 · Draw it
Sketch a shape — dot, line, loop, cross, star — and pick the match. Runs entirely in your browser: simple stroke-geometry rules, no AI or server involved.
Candidates
Output
Online Chemistry Keyboard & Formula Writer
Welcome to the Chemistry Symbols Keyboard page on Symbols Keyboard. This free online utility is designed for students, researchers, chemistry teachers, and lab assistants who need to easily write, copy, and paste chemical formulas, compounds, element symbols, and reaction equations in plain text without complex formatting software.
How to Use the Virtual Chemistry Keyboard
Our online interface offers three convenient ways to write chemical notations:
- Search by Name or Formula: Type the common name or standard formula of any compound (such as "sulfuric acid", "H2SO4", "water", "glucose") in the search field to convert it immediately.
- Click on Grid: Tap on the visual buttons in the Compounds and Elements tabs to insert molecules and elements instantly.
- Draw Chemistry Notations: Sketch letters, numbers, or formula bounds on the drawing canvas. The local stroke-geometry engine recognizes drawings in real time.
Common Chemical Formulas and Element Symbols
Our virtual keypad features a comprehensive range of common chemical notations divided into two categories:
Chemical Compounds
Easily access pre-formatted compounds with subscripts, including Water (H₂O), Carbon Dioxide (CO₂), Sulfuric Acid (H₂SO₄), Nitric Acid (HNO₃), Glucose (C₆H₁₂O₆), Sodium Chloride (NaCl), and Calcium Carbonate (CaCO₃).
Chemical Elements
Access periodic table elements such as Hydrogen (H), Helium (He), Carbon (C), Nitrogen (N), Oxygen (O), Sodium (Na), Magnesium (Mg), Aluminum (Al), Silicon (Si), Sulfur (S), Chlorine (Cl), Potassium (K), Calcium (Ca), Iron (Fe), Copper (Cu), and Gold (Au).
Copy and Paste Chemistry Symbols for Academic Papers
Every compound and element selected on our board is outputted as standard UTF-8 Unicode. This ensures that what you copy will display perfectly when pasted into Microsoft Word, Google Docs, presentations, or emails. For academics and researchers writing papers in LaTeX, toggling the output to "LaTeX" mode immediately provides the exact syntax commands for easy integration into Overleaf.
Frequently Asked Questions (FAQ)
How do I write chemical formulas online?
You can select chemical compounds and element symbols from our virtual keyboard grid, draw chemical notation on the sketch canvas, or type shortcut names like "sulfuric acid" or "H2SO4" in the search bar.
How do I type subscript numbers for compounds?
When you type standard numbers next to element symbols (e.g. "H2O"), Symbols Keyboard automatically formats the number as a subscript (H₂O) for correct chemical formula presentation.
How do I get LaTeX codes for elements?
Set the output to "LaTeX" at the top of the interface. Tapping or typing any chemical symbol converts the formula immediately into standard LaTeX formatting notation.
Are my chemical formulas and sketches private?
Yes. Symbols Keyboard runs entirely client-side in your web browser. No canvas strokes or compiled text characters are sent to any external server.
How do I copy elements and compounds from this page?
Simply select or type your required characters to insert them into the output text console, and click the "Copy" button to instantly copy the characters to your system clipboard.