Indium is a chemical element; it has symbol In and atomic number 49. It is a silvery-white post-transition metal and one of the softest elements. Chemically, indium is similar to gallium and thallium, and its …

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indium (In), chemical element, rare metal of main Group 13 (IIIa, or boron group) of the periodic table. Indium has a brilliant silvery-white luster. It was discovered (1863) by German chemists Ferdinand …

Element Indium (In), Group 13, Atomic Number 49, p-block, Mass 114.818. Sources, facts, uses, scarcity (SRI), podcasts, alchemical symbols, videos and images.

Indium is a very soft, silvery-white metal with a brilliant luster. The pure metal gives a high-pitched "cry" when bent.

Indium is a very soft, silvery-white metal with a brilliant luster. The pure metal gives a high-pitched "cry" when bent. It wets glass, as does gallium. It has found application in making low-melting allows; an …

Indium is a silvery-white metal named for its indigo blue line in the atomic spectrum. Relatively scarce on the Earth’s crust, indium is found with zinc sulfide ores, as well as iron, lead and copper ores.