Rhodium sentence example

rhodium
  • In the following year he discovered rhodium; and at about the same time Smithson Tennant added two more to the list - iridium and osmium; the former was so named from the changing tints of its oxides (ipcs, rainbow), and the latter from the odour of its oxide (ovµA, smell).
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  • Platinum itself he discovered how to work on a practical scale, and he is said to have made a fortune from the secret, which, however, he disclosed in a posthumous paper (1829); and he was the first to detect the metals palladium (1804)(1804) and rhodium (1805) in crude platinum.
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  • But having failed, he allowed the paper, and also a second by Chevenix of the same tenor in 1805, to be read without avowing that it was he himself who had originally detected the metal, although he had an excellent opportunity of stating the fact in 1804 when he discussed the substance in the paper which announced the discovery of rhodium.
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  • Aqua Regia, a mixture of nitric and hydrochloric acids, converts all metals (even gold, the "king of metals," whence the name) into chlorides, except only rhodium, iridium and ruthenium, which, when pure, are not attacked.
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  • Nitric acid is without action on gold, platinum, iridium and rhodium.
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  • Each pen is fitted with a rhodium plated 18 carat gold nib - which makes it a rather collectible item!
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  • When the rhodium plating wears through, the color of the actual " white " alloy can be seen.
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  • Debray in the case of rhodium, iridium and ruthenium, which evolve heat when they are dissolved in zinc. When the solution of the rhodium-zinc alloy is treated with hydrochloric acid, a residue is left which undergoes a change with explosive violence if it be heated in vacuo to 400°.
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  • The " head " or diamond set portion of the ring is then rhodium plated to imitate a two part ring.
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  • It is usual at this stage to rhodium plate any white components.
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  • They said if it is turning yellow it is probably yellow gold with a rhodium finish.
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  • The fascia features a Rhodium silver technical finish, with backlit instrumentation dials.
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  • The ring's setting is sterling silver, but it has a rhodium finish that gives the setting the appearance of white gold at a fraction of the cost.
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  • Pampille Earrings from the B Mine Collection are created using octagon clear full lead crystals hanging from a delicate sterling silver rhodium plated link chain.
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  • Everything if either gold-electroplated or plated with rhodium, a type of platinum.
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  • The white gold is then generally coated and sealed with a layer of rhodium.
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  • Each pendant is crafted in sterling silver and finished in rhodium.
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  • Both necklaces are created in sterling silver and plated with rhodium.
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  • They feature a 10 mm faux white pearl and three cubic zirconia accents set in rhodium plated sterling silver.
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  • The 736 is available in several color combinations, including black frame/smoke lens, brown frame/brown lens, distressed gold frame/brown lens, gunmetal frame/smoke lens, and rhodium frame/green lens.
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  • Color choices include copper frame/brown gradient lens, gold frame/brown gradient lens, and rhodium frame/smoke gradient lens.
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  • Options include an antique frame/brown-green gradient flash, gold frame/gold flash lens, rhodium frame/light blue flash lens, and rose frame/burgundy flash lens.
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  • Occasionally, a Tacori can be set in 18k white gold, but it is not recommended because the white luster is inferior to platinum, and the rhodium coating will eventually wear off, giving the piece a yellowish cast.
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  • White Gold: White gold is a pleasant alternative to yellow gold, but often requires higher maintenance because the rhodium coating that gives it the distinctive white gleam can wear off over time.
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  • Silver needs periodic polishing, and white gold has to have new rhodium coatings on occasion.
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  • Most white gold rings are also coated in rhodium, which is what makes them look like platinum.
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  • The white gold is actually light gray, but the rhodium gives it a white, shiny surface.
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  • Note that rings with both will usually not have the rhodium plate on the white gold.
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  • White gold is naturally a light grey and requires a coating of rhodium to look white.
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  • The silver or gold-plated charm bracelet features rhodium plating, crystal mineral and quartz movement.
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  • The Classique's case is clear glass and brass gilded with brilliant rhodium or glittering gold plate.
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  • Gold, platinum, iridium and rhodium only are proof against the action of this powerful oxidizer.
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  • Debray in the case of rhodium, iridium and ruthenium, which evolve heat when they are dissolved in zinc. When the solution of the rhodium-zinc alloy is treated with hydrochloric acid, a residue is left which undergoes a change with explosive violence if it be heated in vacuo to 400°.
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  • - Gold alloyed with 4th or 1th of rhodium is, according to Wollaston,very ductile,infusible and of the colour of gold.
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