‘As a rough rule of thumb, metals are non-molecular, like iron, whereas non-metals are molecular.’ ‘It combines easily with many non-metals, including nitrogen, sulfur, phosphorus, and the halogens.’ ‘Barium is an active metal that combines easily with oxygen, the halogens, and other non-metals.’ It doesn't look metallic, can't be made into a wire, pounded into shape or bent, doesn't conduct heat or electricity well, and doesn't have a high melting or boiling point. Properties of metals can be explained in terms of metallic structure and bonding. Superhero Nation: how to write superhero novels and comic books » Retardised Whovian’s Second Review Forum. Learn more. Medical Definition of nonmetal : a chemical element (as boron, carbon, or nitrogen) that lacks the characteristics of a metal and that is able to form anions, acidic oxides, acids, and stable compounds … with salt solution, more reactive non-metal will displace a less reactive non-metal from its salt solution. Metal are generally hard or solid whereas non metal are in gaseous state. Translations [ edit ] One non-metal, bromine, is a liquid at room temperature. An example of a nonmetal element is carbon. Definition and synonyms of non-metal from the online English dictionary from Macmillan Education. This means that nonmetals display low (insulators) to moderate (semiconductors) bulk electrical conductivities, which increase with increasing temperature, and are subject to dielectric breakdown at high voltages and temperatures. Nonmetal is a substance that do not exhibit properties of metals such as hardness, luster, malleability ,ductility and the ability to conduct electricity. Translations. For example, the soldiers in X-Men 3 use purely non-metal weapons to attack Magneto … not that it does them much good. Sulphur is an example of a non-metal. non-metal synonyms, non-metal pronunciation, non-metal translation, English dictionary definition of non-metal. . Recommend (3) Comment (0) person. nonmetal: Any of a number of elements, such as oxygen or sulfur, that lack the physical and chemical properties of metals. Key Areas Covered. Physical Properties of nonmetals: Physical State: Most of the non-metals exist in two of the three states of matter at room temperature: gases (oxygen) and solids (carbon). This means that nonmetals display low (insulators) to moderate (semiconductors) bulk electrical conductivities, which increase with increasing temperature, and are subject to dielectric breakdown at high voltages and temperatures. Metals and non-metals can also be distinguished by some chemical properties. Metal is a solid material which conduct heat & electricity ,hard, shiny, malleable, fusible, and ductile. 2Na+ Cl 2 → 2NaCl. Dictionary entry overview: What does nonmetal mean? Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free! nonmetal meaning: 1. a chemical element that is not a metal 2. a chemical element that is not a metal. Many sources define nonmetal elements as elements that are not metals and lack qualities of metals. An example of a liquid that is a nonmetal is bromine.It is red. When in the form of simple elemental substances, about 25 or 22% of the known elements form nonmetals at normal temperatures and pressures, including all of the elements in the S-block of the periodic table and approximately 58% of those in the P-block. Nonmetal, in physics, a substance having a finite activation energy (band gap) for electron conduction. Claire Cohen History of Non-Metallic Cable Use . 1. n. Any one of the set of elements which, as contrasted with the metals, possess, produce, or receive, acid rather than basic properties; a metalloid; as, oxygen, sulphur, and chlorine are nonmetals.. Nonmetal, in physics, a substance having a finite activation energy (band gap) for electron conduction. Have you ever wondered about these lines? Updates? (A few elements with intermediate properties are referred to as metalloids.). Non-metals are not able to conduct electricity or heat very well. Synonyms for nonmetal in Free Thesaurus. As opposed to metals, non-metallic elements are very brittle, and cannot be rolled into wires or pounded into sheets. What made you want to look up nonmetal? Our editors will review what you’ve submitted and determine whether to revise the article. That does not display the properties of a number of elements, such as a noun is very.. Sense:, non-lustrous ( except iodine ) and good insulators of heat and electricity attack Magneto … not it! Interesting things along the way English dictionary definition of nonmetal to Facebook, Share the of. ’ s Second review Forum not be rolled into wires ) and.... 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