| 释义 |
Definition of non-metal in English: non-metalnoun ˌnɒnˈmɛt(ə)l An element or substance that is not a metal. Example sentencesExamples - As a rough rule of thumb, metals are non-molecular, like iron, whereas non-metals are molecular.
- Barium is an active metal that combines easily with oxygen, the halogens, and other non-metals.
- It combines easily with many non-metals, including nitrogen, sulfur, phosphorus, and the halogens.
- Ionic bonds are most often formed between atoms of metals and atoms of non-metals.
- Chemically, elements can be classified as metals, metalloids, or non-metals based, in part, upon these physical properties.
Derivatives adjective ˌnɒnmɪˈtalɪk Industrial minerals are defined as non-metallic, non-fuel minerals which can be exploited commercially. Example sentencesExamples - Silica is a non-metallic element second only to oxygen in its abundance on Earth.
- Reactions of non-metallic elements to form covalent compounds are atom transfer reactions.
- The term is also sometimes used for compounds in which a nitrogen or other non-metallic atom of an organic group is directly bonded to a lithium atom.
- Carbon is by no means unique in this regard as most of the non-metallic elements are capable of forming chains.
|