functional group
Tone colorsmāmámǎmàma
Meanings
1 sense · 4 examplesnoun
functional group
technicalA key concept in organic chemistry. Also known as 功能团 (gōng néng tuán). Examples include hydroxyl (-OH), carbonyl (>C=O), amino (-NH₂), and carboxyl (-COOH).
Qiǎng羟
jī基
hé和
suō羧
jī基
dōu都
shì是
cháng常
jiàn见
de的
guān官
néng能
tuán团
。
Hydroxyl and carboxyl groups are common functional groups.
Zhè这
ge个
fēn分
zǐ子
de的
huà化
xué学
xìng性
zhì质
zhǔ主
yào要
yóu由
tā它
de的
suō羧
jī基
guān官
néng能
tuán团
jué决
dìng定
。
The chemical properties of this molecule are mainly determined by its carboxyl functional group.
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Xī烯
tīng烃
de的
guān官
néng能
tuán团
shì是
tàn碳
tàn碳
shuāng双
jiàn键
。
The functional group of an alkene is the carbon-carbon double bond.
Shí识
bié别
guān官
néng能
tuán团
shì是
lǐ理
jiě解
yǒu有
jī机
huà化
xué学
fǎn反
yìng应
de的
dì第
yī一
bù步
。
Identifying the functional group is the first step in understanding an organic chemical reaction.