- toxic element
- Макаров: токсический элемент
Универсальный англо-русский словарь. Академик.ру. 2011.
toxic element
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toxic — 01. The chemicals from the factory are quite [toxic], and present a serious danger for human health. 02. The cost of cleaning up [toxic] waste should be paid by the companies that are responsible for the pollution. 03. It is difficult to… … Grammatical examples in English
element — 01. One of the key [elements] in our plan is a new advertising campaign. 02. There are 109 different [elements] in the Periodic Table in chemistry. 03. Aristotle believed that the universe is composed of 4 [elements]: earth, air, fire and water.… … Grammatical examples in English
Toxic metal — Toxic metals are metals that form poisonous soluble compounds and have no biological role, i.e. are not essential minerals, or are in the wrong form[1]. Often heavy metals are thought as synonymous, but lighter metals also have toxicity, such as… … Wikipedia
toxic — TOXÍC, Ă, toxici, ce, adj., s.n. 1. adj. Care poate intoxica, otrăvi; otrăvitor. 2. Otravă. – Din fr. toxique. Trimis de RACAI, 07.12.2003. Sursa: DEX 98 Toxic ≠ antitoxic, atoxic, netoxic Trimis de siveco, 03.08.2004. Sursa: Antonime TÓXIC… … Dicționar Român
Mercury (element) — gold ← mercury → thallium Cd ↑ Hg ↓ Cn … Wikipedia
nitrogen group element — ▪ chemical elements Introduction any of the chemical elements that constitute Group Va of the periodic table (see Figure >). The group consists of nitrogen (N), phosphorus (P), arsenic (As), antimony (Sb), and bismuth (Bi). The elements share… … Universalium
rare-earth element — /rair errth /, Chem. any of a group of closely related metallic elements, comprising the lanthanides, scandium, and yttrium, that are chemically similar by virtue of having the same number of valence electrons. Also called rare earth metal. [1955 … Universalium
Rare earth element — Rare earth ore, shown with a United States penny for size comparison These rare … Wikipedia
actinide element — ▪ chemical element group Introduction any of a series of 15 consecutive chemical elements in the periodic table from actinium to lawrencium (atomic numbers 89–103). As a group they are significant largely because of their radioactivity.… … Universalium
zinc group element — ▪ chemistry Introduction any of the three metals that comprise Group 12 (IIb) of the periodic table of elements namely, zinc (Zn), cadmium (Cd), and mercury (Hg). (See Figure >.) They have properties in common, but they also differ in… … Universalium
oxygen group element — ▪ chemical element Introduction also called chalcogen, any of the five chemical elements making up Group 16 (VIa) of the periodic classification namely, oxygen, sulfur, selenium, tellurium, and polonium. (See Figure >.) A relationship among… … Universalium
