| 单词 | plastic sulphur |
| 释义 | > as lemmasplastic sulphur plastic sulphur n. Chemistry an amorphous allotrope of sulphur consisting of long tangled chains of sulphur atoms, produced by the sudden cooling of molten sulphur to a solid state. ΚΠ 1858 T. Graham in H. Watts & R. Bridges Elements Inorg. Chem. 781 The gradual loss of transparency of the prismatic sulphur crystallized from fusion, arises, according to Brodie, from the hardening of plastic sulphur mechanically enclosed within the crystals. 1922 T. M. Lowry Inorg. Chem. xxv. 321 Liquid sulphur... When the viscous liquid is poured into water, a stringy mass of plastic sulphur is produced, which sets to a solid in the course of a few days. 1983 McGraw-Hill Encycl. Chem. 1011/2 Plastic sulfur exists as long zigzag chains of sulfur atoms, and if it is strongly stretched, it behaves like rubber. < as lemmas |
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