英语词汇“transition metal”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

transition metal

(also transition element)

noun Chemistry

Any of the set of metallic elements occupying a central block (Groups IVB-VIII, IB, and IIB, or 4-12) in the periodic table, e.g. iron, manganese, chromium, and copper. Chemically they show variable valency and a strong tendency to form coordination compounds, and many of their compounds are coloured.Manganese as a transition metal, one of the elements that occur in the middle of the periodic table in Rows 4, 5, and 6 between Groups 2 and 13....

Iron and copper are the transition metal ions that are involved in the catalytic process of ROS generation.
Tungsten is a transition metal, one of the elements that occupy the middle of the periodic table.

单词	transition metal
释义	transition metal (also transition element) noun Chemistry Any of the set of metallic elements occupying a central block (Groups IVB-VIII, IB, and IIB, or 4-12) in the periodic table, e.g. iron, manganese, chromium, and copper. Chemically they show variable valency and a strong tendency to form coordination compounds, and many of their compounds are coloured.Manganese as a transition metal, one of the elements that occur in the middle of the periodic table in Rows 4, 5, and 6 between Groups 2 and 13.... Iron and copper are the transition metal ions that are involved in the catalytic process of ROS generation. Tungsten is a transition metal, one of the elements that occupy the middle of the periodic table.
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