Примери за metalloid

• It is not certain whether polonium is a metal or a metalloid.

• Germanium is usually considered to be a metalloid rather than a metal.

• The greater propriety of applying the word metalloid to other elements, such as arsenic, had been considered.

• Everything from the left to the metalloid stairstep is a metal, and everything to the right is a nonmetal.

• Astatine is commonly regarded as a nonmetal, less commonly as a metalloid and occasionally as a metal.

• Astatine, which is usually classified as a nonmetal or a metalloid, has been predicted to have a metallic crystalline structure.

• Also, some allotropes of selenium display characteristics of a metalloid, even though selenium is usually considered a nonmetal.

• A brittle, mildly toxic, rare, silver-white metalloid which looks similar to tin, tellurium is chemically related to selenium and sulfur.

• The end of this row shows the average number of elements per metalloid list.

• During the 1920s the two meanings of the word metalloid appeared to be undergoing a transition in popularity.

• Use of the term metalloid subsequently underwent a period of great flux up to 1940.

• It has been referred to as either a very poor metal, a metalloid, a nonmetal or a near metalloid.

• Because of its position in the periodic table, polonium is sometimes classified as a metalloid.

• It is a lustrous, hard, grayish-white metalloid in the carbon group, chemically similar to its group neighbors tin and silicon.

• It has since been applied to any other similarly toxic metal, or metalloid such as arsenic, regardless of density.