Subscript Four
U+2084Superscripts and Subscripts
Also known as subscript 4lowered 4
Copy and paste ₄. The Subscript Four character has Unicode code point U+2084 and decimal HTML code ₄.
Symbol codes
- Unicode
U+2084- HTML Code
₄- CSS Code
\2084- HEX Code
₄
Technical properties
Unicode 18.0.0
- Code point
- U+2084
- Decimal
- 8324
- Unicode name
- SUBSCRIPT FOUR
- Block
- Superscripts and Subscripts · U+2070–U+209F
- General category
- Other Number (No)
- Script
- Common
- Introduced
- Unicode 1.1
- JavaScript
- "\u2084"
Appears in
About Subscript Four
Subscript four is a lowered form of the digit 4 used in plain text for chemical formulas, mathematical indices, and compact labels.
₄ is encoded in Unicode as code point U+2084 (decimal 8324). Its official Unicode name is SUBSCRIPT FOUR.
It belongs to the Superscripts and Subscripts block (U+2070–U+209F), its General Category is Other Number (No), and it was added in Unicode 1.1, released in 1993. Its script value is Common: it is shared across writing systems rather than belonging to one.
Common uses
- Writing the number of atoms in a chemical formula
- Writing a fourth indexed variable in plain text
Examples
- Chemical formula
- CH₄
- Ion
- SO₄²⁻
Sources: Unicode Character Database 18.0.0.
How to type or insert Subscript Four
- Any device
- Select Copy symbol, then paste with Ctrl+V, or ⌘+V on a Mac.
- Microsoft Word
- Type
2084, then press Alt+X. - macOS Character Viewer
- Press Control+⌘+Space and search for “subscript four”.
- Linux (GTK and IBus)
- Press Ctrl+Shift+U, type
2084, then press Space. - HTML
₄. In a UTF-8 page you can also paste the character itself.- CSS
content: "\2084";in a::beforeor::afterrule.- JavaScript
"\u2084"
Common questions about Subscript Four
What is the Subscript Four symbol?
Subscript four is a lowered form of the digit 4 used in plain text for chemical formulas, mathematical indices, and compact labels. In Unicode it is U+2084, officially named SUBSCRIPT FOUR. It is also known as subscript 4 and lowered 4.
How do I write SO₄²⁻ in plain text?
Type SO, paste ₄, then add the superscript two ² and the superscript minus ⁻. Using characters instead of formatting keeps the formula intact in chats, spreadsheets, and code comments.
Where can I find the other subscript numbers?
Unicode has a subscript form of every digit from ₀ to ₉ in the Superscripts and Subscripts block. The most used are subscript 2 and subscript 3.
How do I copy and paste the Subscript Four symbol?
Select Copy symbol at the top of this page, then paste with Ctrl+V on Windows and Linux or ⌘+V on a Mac. On a phone, tap Copy symbol, then touch and hold where you want it and choose Paste. ₄ pastes as ordinary text, so it works in documents, messages, and code.
How do I type the Subscript Four symbol on Windows?
In Microsoft Word, type 2084 and press Alt+X to turn the code into ₄. In any app, open Character Map from the Start menu, search for “subscript four”, then select and copy the character.
How do I type the Subscript Four symbol on a Mac?
Press Control+⌘+Space to open the Character Viewer, search for “subscript four”, and double-click the result to insert it.
How do I type the Subscript Four symbol on an iPhone or Android phone?
The simplest way is to copy it from this page and paste it where you need it. If you use it often, save it as a text shortcut: on iPhone, go to Settings > General > Keyboard > Text Replacement; with Gboard on Android, go to Gboard settings > Dictionary > Personal dictionary.
Can I use the Subscript Four symbol in Word, Google Docs, and social media?
Yes. ₄ is a standard Unicode character, so you can paste it into Microsoft Word, Google Docs, emails, and posts or bios on Instagram, X, Facebook, and TikTok. In Google Docs you can also choose Insert > Special characters and search for “subscript four”. In Word, choose Insert > Symbol > More Symbols, set from to Unicode (hex), and enter 2084 as the character code.
Is the Subscript Four symbol an emoji?
No. ₄ is a text symbol, not an emoji. It takes the color and size of the surrounding text, and its exact shape depends on the font.
Why does the Subscript Four symbol show as a box or question mark?
An empty box or a question mark means the font on that device has no glyph for ₄. The character is still there: it appears correctly wherever a font covers Unicode’s Superscripts and Subscripts block, and free font families such as Google Noto cover nearly all of Unicode.
What are the HTML and CSS codes for the Subscript Four symbol?
In HTML, write ₄ (decimal) or ₄ (hexadecimal). In CSS, use content: "\2084"; in a ::before or ::after rule, and in JavaScript "\u2084". See all HTML codes.