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单词 earth metal
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Examples ofearth metal

Dictionary> Examples ofearth metal
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Another instance is thorium, and rareearthmetalconcentrates.
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Example from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0
Thorium and other rareearthmetalconcentrates are essential for various of our industries.
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Hansard archive
Example from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0
Later, it also started to extract rareearthmetaloxides.
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All of the alkali metal fluorides, and most of the alkaliearthmetalfluorides are true salts.
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Yttria, or yttrium oxide, was the first known rareearthmetalcompound -- at that time, it was regarded as an element.
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In the oxygen-rich atmosphere ofearthmetalcarbonyls are subject to oxidation to the metal oxides.
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It is an alkalineearthmetal, a relatively reactive group, although not nearly as reactive as the alkali metals.
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Finding a group 2 alkalineearthmetalwas problematic, because it did not logically fit with the other elements found thus far.
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The alkalineearthmetalcalcium is also present in significant quantity.
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An alkalineearthmetal, strontium is a soft silver-white or yellowish metallic element that is highly reactive chemically.
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Some sources will even say the alkalineearthmetalhydroxides are insoluble.
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It is not possible to determine trends for the alkalineearthmetalsalts, as many of them can not be formed.
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It is a silvery-white rareearthmetalthat is malleable, ductile and very hard.
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Despite being highly ionic, the alkaliearthmetaldifluorides generally have extremely high lattice stability and are thus insoluble in water.
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Those five elements are wood, fire,earth,metal, and water.
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As a free element it is a steel-gray, strong, lightweight and brittle alkalineearthmetal.
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As with magnesium salts and other alkalineearthmetalsalts, calcium salts are often quite soluble in water.
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The five elements are wood, fire,earth,metal, and water.
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To prepare a phosphor, a small fraction of appropriate material, such as an oxide of another rare-earthmetal, is added to the mixture before annealing.
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These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors.

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更新时间:2024/12/28 1:09:31