Definition of single bond in English:

single bond

noun

A chemical bond in which one pair of electrons is shared between two atoms.
（化合物）单键
Example sentencesExamples
- In the nitro group, the central nitrogen atom is involved in both a double bond and a single bond.
- A carbon atom with two single bonds and one double bond carries a valence of four.
- If a single bond is made by sharing one electron from each atom, each oxygen then has seven electrons, one short of an octet.
- Like other hydrocarbons with double bonds, addition reactions can occur to change the double bonds to single bonds.
- The porphyrin ring is unsaturated, having alternating carbon-carbon single bonds and double bonds throughout the ring.

Definition of single bond in US English:

single bond

noun

A chemical bond in which one pair of electrons is shared between two atoms.
（化合物）单键
Example sentencesExamples
- A carbon atom with two single bonds and one double bond carries a valence of four.
- If a single bond is made by sharing one electron from each atom, each oxygen then has seven electrons, one short of an octet.
- Like other hydrocarbons with double bonds, addition reactions can occur to change the double bonds to single bonds.
- The porphyrin ring is unsaturated, having alternating carbon-carbon single bonds and double bonds throughout the ring.
- In the nitro group, the central nitrogen atom is involved in both a double bond and a single bond.

单词	single bond
释义	Definition of single bond in English: single bond noun A chemical bond in which one pair of electrons is shared between two atoms. （化合物）单键 Example sentencesExamples In the nitro group, the central nitrogen atom is involved in both a double bond and a single bond. A carbon atom with two single bonds and one double bond carries a valence of four. If a single bond is made by sharing one electron from each atom, each oxygen then has seven electrons, one short of an octet. Like other hydrocarbons with double bonds, addition reactions can occur to change the double bonds to single bonds. The porphyrin ring is unsaturated, having alternating carbon-carbon single bonds and double bonds throughout the ring. Definition of single bond in US English: single bond noun A chemical bond in which one pair of electrons is shared between two atoms. （化合物）单键 Example sentencesExamples A carbon atom with two single bonds and one double bond carries a valence of four. If a single bond is made by sharing one electron from each atom, each oxygen then has seven electrons, one short of an octet. Like other hydrocarbons with double bonds, addition reactions can occur to change the double bonds to single bonds. The porphyrin ring is unsaturated, having alternating carbon-carbon single bonds and double bonds throughout the ring. In the nitro group, the central nitrogen atom is involved in both a double bond and a single bond.
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