Rubidium Meaning: Definition, Examples, and Translations
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rubidium
[rสหbษชdiษm ]
Definition
element, chemistry
Rubidium is a soft, silvery-white metallic element belonging to the alkali metals group in the periodic table. It is represented by the symbol Rb and has the atomic number 37. Rubidium is highly reactive and easily forms compounds with other elements. Due to its reactivity, rubidium is not found in nature in its elemental form but is commonly found in minerals such as lepidolite. This element plays a significant role in various applications, including atomic clocks and specialized glasses.
Synonyms
alkali metal, chemical element.
Examples of usage
- Rubidium is used in atomic clocks for precise timekeeping.
- Some lasers use rubidium as a medium for light amplification.
- Rubidium salts are utilized in various chemical reactions.
Translations
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Interesting Facts
Applications
- Rubidium is used in atomic clocks, which are incredibly precise timekeeping devices, essential for global positioning systems (GPS) and telecommunications.
- It also plays a role in medical imaging and research, particularly in magnetic resonance imaging (MRI) technology.
Pop Culture
- Rubidium has made appearances in various science fiction narratives, symbolizing advanced technology and futuristic capabilities.
- The glow of rubidium lamps and their associations with lasers make them a favorite in science-themed art installations.
Science
- Rubidium is classified as an alkali metal, sitting in group 1 of the periodic table, which makes it highly reactive, especially with water.
- Its isotopes, particularly rubidium-87, are used in geological dating, allowing scientists to determine the age of rocks and formations.
Historical Significance
- Foundational research involving rubidium has contributed significantly to advancements in quantum physics and technology.
- During the Cold War, rubidium's role in GPS technology became vital for military navigation and operations.
Origin of 'rubidium'
Main points about word origin
- The name โrubidiumโ comes from the Latin word โrubidus,โ meaning red, due to the red color of its emission spectrum.
- Rubidium was discovered in 1861 by German chemist Robert Bunsen and fellow chemist Gustav Kirchhoff while using a spectroscope.
The name 'rubidium' comes from the Latin word 'rubidus,' which means 'red.' The element was discovered in 1861 by German chemist Robert Bunsen and his assistant Gustav Kirchhoff while they were studying lithium minerals. Bunsen and Kirchhoff identified rubidium by analyzing the spectra of light emitted when these minerals were heated. This analysis revealed two bright red lines, which indicated the presence of a new element. Rubidium was subsequently isolated and recognized as an alkali metal, contributing to the expanding understanding of the periodic table. Over the years, it has found applications in various scientific fields, particularly in chemistry and physics.