単たん結けつ合ごう

た

ん

け

つ

ご

う

Meanings

1

noun

single bond

chemistry

Chemistry term for a covalent bond where two atoms share one pair of electrons.

simple, one, single

結tie, bind, contract

合fit, suit, join

二に重じゅう結けつ合ごう
二重結合 is a double bond (two shared electron pairs), while 単結合 is a single bond (one shared pair).
三さん重じゅう結けつ合ごう
三重結合 is a triple bond (three shared electron pairs), stronger and shorter than a 単結合.

Compound of 単 (single) and 結合 (bond, union). A straightforward technical term formed from Sino-Japanese elements.