U+7FB0 "羰" CJK Unified Ideograph-# Unicode Character
Unicode Version 17.0
羰
U+7FB0 "羰" CJK Unified Ideograph-# is a Chinese character used in the context of chemistry, where it specifically denotes the carbonyl group, a functional group consisting of a carbon atom double-bonded to an oxygen atom. It is pronounced "tāng" in Mandarin and is a crucial term in organic chemistry, appearing in the names of compounds like ketones and aldehydes. The character itself is composed of the radical "羊" (sheep) and the phonetic component "炭" (charcoal), reflecting its technical and specialized usage in scientific vocabulary rather than everyday language.
General Properties
| Code Point | U+7FB0 |
| Version Added | 1.1 |
| Name | CJK Unified Ideograph-# |
| Block | CJK Unified Ideographs |
| General Category | Other Letter |
| Canonical Combining Class | Not Reordered |
| Bidirectional Class | Left To Right |
Encodings
| HTML Decimal Encoding | 羰 |
| HTML Hex Encoding | 羰 |
| UTF-8 Encoding | 0xE7 0xBE 0xB0 |
| UTF-16 Encoding | 0x7FB0 |
| UTF-32 Encoding | 0x00007FB0 |
| C/C++/Java Escape | \u7fb0 |
Unicode Properties
Unihan Properties
| kBigFive | E6F3 |
| kCCCII | 22753B |
| kCNS1986 | 2-527B |
| kCNS1992 | 2-527B |
| kCangjie | TQUMF |
| kCantonese | tong1 |
| kCihaiT | 1072.601 |
| kDefinition | carbonyl group |
| kEACC | 22753B |
| kFourCornerCode | 8258.9 |
| kGB0 | 8442 |
| kGB1 | 8442 |
| kHanYu | 53136.110 |
| kHanyuPinyin | 53136.110:tāng |
| kIRGHanyuDaZidian | 53136.110 |
| kIRGKangXi | 0953.311 |
| kIRG_GSource | G0-744A |
| kIRG_HSource | HB2-E6F3 |
| kIRG_KSource | K2-537E |
| kIRG_TSource | T2-527B |
| kTGH | 2013:5988 |
| kKangXi | 0953.311 |
| kMainlandTelegraph | 7856 |
| kMandarin | tāng |
| kPhonetic | 1300 |
| kRSUnicode | 123.9 |
| kSMSZD2003Index | 539.05 |
| kSMSZD2003Readings | tāng粵tong1 |
| kTGHZ2013 | 359.120:tāng |
| kTotalStrokes | 15 |
| kUnihanCore2020 | GHMT |
| kXerox | 320:355 |
| kXHC1983 | 1117.080:tāng |