Copy paste symbol
Carbon Dioxide Symbol Copy Paste
Copy carbon dioxide symbols including CO₂ and PaCO₂ for respiratory, blood gas, chemistry, and medical notes.
- Unicode
- U+0043 U+004F U+2082
- Main use
- Carbon dioxide symbol
Used together
Copy a related item, or copy the whole group for quick notes.
Meaning and formatting
What this symbol means
Carbon dioxide written with a subscript 2.
| Symbol | CO₂ |
|---|---|
| Unicode code point | U+0043 U+004F U+2082 |
| HTML | CO₂ |
| LaTeX | — |
| Plain-text name | Carbon dioxide symbol |
Usage notes
Important distinctions
- CO₂ is the chemical formula for carbon dioxide. PaCO₂ is a distinct blood-gas notation rather than another spelling of the molecule.
- Keep the 2 as a subscript in formatted notation; CO2 is an ASCII fallback when subscript characters are unavailable.
Common uses
Examples you can copy
Short examples you can paste into notes and documents, then edit for your context.
Related
Parent and related symbol sets
Open a full set to copy more symbols and ready-made combinations for the same task.
O₂CO₂SpO₂PaO₂PaCO₂MedicalRespiratory symbolsCopy common respiratory gases, observations, investigations, and shorthand snippets.Open setpHPaO₂PaCO₂HCO₃⁻BEMedicalBlood gas symbolsCopy common ABG and VBG symbols for acid-base and respiratory notes.Open setH₂OCO₂O₂H⁺OH⁻ScienceChemistry symbolsCopy common molecules, ions, reaction arrows, and trend markers for chemistry notes.Open set
Related individual symbols
Quick answers
Frequently asked questions
How do I copy the carbon dioxide symbol?
Select the copy card for CO₂. Quick Symbols copies it to your clipboard so you can paste it into your notes or document.
What is PaCO₂?
PaCO₂ denotes the partial pressure of carbon dioxide in arterial blood and is commonly used in blood-gas and respiratory notes.