Gallium metal melting

Gallium metal melting

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Credit: CHARLES D. WINTERS/SCIENCE PHOTO LIBRARY

Caption: Gallium in the palm of a gloved hand melts from body heat. Gallium, a rare metallic element that is liquid near room temperature. Gallium is a chemical element that has the symbol Ga and atomic number 31. Elemental gallium does not occur in nature, but as the gallium(III) compounds in trace amounts in bauxite and zinc ores. A soft silvery metallic poor metal, elemental gallium is a brittle solid at low temperatures. Its melting point is used as a temperature reference point.

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Keywords: chemical element, chemistry, demonstration, educational, element, gallium, hand, liquid, low melting point, melt, melting, melting point, metal, science, solid, state change, states of matter, test tube

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