rubidium in English
Those that produce a measurable spectrum when subjected to flame include, but are not limited to, lithium, sodium, potassium, rubidium , cesium, magnesium, calcium, strontium, barium, zinc, and cadmium.
Use "rubidium" in a sentence
1. See rubidium–strontium dating for a more detailed discussion.
2. Rubidium has also been reported to ignite spontaneously in air.
3. Caesium has chemical and physical properties that resemble those of potassium and rubidium.
4. This is also true of the other alkali metals, potassium, rubidium and cesium.
5. The biological half-life of rubidium in humans measures 31–46 days.
6. The rubidium content in minerals is often calculated and quoted in terms of Rb2O.
7. Rubidium compounds are sometimes used in fireworks to give them a purple color.
8. Four more elements have melting points slightly above room temperature: francium, caesium, gallium and rubidium.
9. Alkali, any of the soluble hydroxides of the Alkali metals—i.e., lithium, sodium, potassium, rubidium, and cesium
10. Two notable sources of rubidium are the rich deposits of pollucite at Bernic Lake, Manitoba, Canada, and the rubicline ((Rb,K)AlSi3O8) found as impurities in pollucite on the Italian island of Elba, with a rubidium content of 17.5%.
11. For example, it is used to give fireworks a violet color in place of pure rubidium.
12. Atomic absorption spectrophotometry is used for the rapid and accurate determination of rubidium in plants and soils.
13. German chemists Robert Bunsen and Gustav Kirchhoff discovered rubidium in 1861 by the newly developed technique, flame spectroscopy.
14. Low temperature heat capacity of ammonium, rubidium and cesium perbromates has been studied by method of adiabatic calorimetry.
15. Nevertheless, germanium, rubidium, selenium, silicon, tellurium, and several other elements can be substituted for caesium in photosensitive materials.
16. Rubidium hydroxide is highly corrosive, therefore suitable protective clothing, gloves and eye-face protection are required when handling this material.
17. Direct grain size measurements using image analysis were compared with the zirconium/rubidium grain size proxy, which corresponded relatively well.
18. Methods to recover or separate cesium formate or rubidium formate or both from a mixed alkali metal formate blend are described.
19. A spectrophotometric method was developed for determining micro quantities of rubidium and cesium in mixtures and in the presence of other alkali metals.
20. 10 words related to Carnallite: atomic number 12, magnesium, Mg, atomic number 19, potassium, K, atomic number 37, Rb, rubidium, mineral
21. The Alkali metals consist of the chemical elements lithium (Li), sodium (Na), potassium (K), rubidium (Rb), caesium (Cs), and francium (Fr)
22. However, rubidium ions have the same charge as potassium ions, and are actively taken up and treated by animal cells in similar ways.
23. Gallium is one of the four non-radioactive metals (with caesium, rubidium, and mercury) that are known to be liquid at, or near, normal room temperature.
24. Rubidium was the second element, shortly after caesium, to be discovered by spectroscopy, just one year after the invention of the spectroscope by Bunsen and Kirchhoff.
25. Alkali metal Bisulfides which can be used in the process of this invention include lithium bisulfide, sodium bisulfide, potassium bisulfide, rubidium bisulfide, cesium bisulfide, and mixtures thereof
26. Alkali metal, any of the six chemical elements that make up Group 1 (Ia) of the periodic table—namely, lithium (Li), sodium (Na), potassium (K), rubidium (Rb), cesium (Cs), and francium (Fr)
27. In the laboratory, protective clothing, gloves, and eye-face protection made from alkali-resistant materials are to be worn to prevent injury caused by accidental leakage of rubidium hydroxide onto human skin.
28. (noun) They are silicates, usually orthosilicates, of aluminium together with alkalis (potassium, sodium, lithium, rarely rubidium and Caesium), basic hydrogen, and, in some species magnesium, ferrous and ferric iron, rarely chromium, manganese and barium.
29. German chemist who with Gustav Kirchhoff developed the technique of spectroscopic analysis, leading to their discovery of the elements cesium and rubidium. Bunsen also invented various kinds of laboratory equipment, although the Bunsen burner itself was probably constructed on …
30. The geology of the buried Precambrian basement under Manitoulin Island in northern Lake Huron, Ontario, has been re-evaluated on the basis of aeromagnetic data, well cuttings, core samples, and rubidium–strontium and uranium–lead geochronologic data on some of the subsurface samples.
31. ‘They discovered two new elements, Caesium and rubidium in the course of their investigations.’ ‘The same cannot be said of logarithms or the reactivity of Caesium.’ ‘Food irradiation uses gamma rays from cesium - 137 and cobalt - 60, which are capable of causing chemical changes in these foods.’
32. A double sulfate of Aluminum and of an alkaline earth element or ammonium; chemically, an Alum is any one of the markedly astringent double salts formed by a combination of a sulfate of Aluminum, iron, manganese, chromium, or gallium with a sulfate of lithium, sodium, potassium, ammonium, cesium, or rubidium; used locally as a styptic.
33. Group 1 of the periodic table of elements consists of hydrogen, and below it the six Alkali metals: lithium, sodium, potassium, rubidium, cesium, and francium.The last three are extremely rare, and have little to do with everyday life; on the other hand, it is hard to spend a day without encountering at least one of the first three — particularly sodium, found in …