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Elements
Antimony is a toxic chemical element with the symbol Sb and an atomic number of 51.
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Bismuth is a chemical element that has atomic number 83 and has been given the chemical symbol Bi
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Calcium is the chemical element with the symbol Ca and atomic number 20. It has an atomic mass of 40.078 amu. Calcium is a soft gray alkaline earth metal, and is the fifth most abundant element by mass in the Earth's crust.
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Dysprosium is a chemical element with the symbol Dy and atomic number 66. It is a rare earth element with a metallic silver luster.
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Bromine gas in vial for element collectors.
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Erbium is a chemical element in the lanthanide series, with the symbol Er and atomic number 68. A silvery-white solid metal when artificially isolated, natural erbium is always found in chemical combination with other elements on Earth.
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This small iron shot is used in experiments for determining specific heats of metals. Low hazard.
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Silicon is the eighth most common element in the universe by mass, but very rarely occurs as the pure free element in nature.
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Manganese is a chemical element, symbol Mn. It has the atomic number 25. It is found as a free element in nature, and in many minerals. As a free element, manganese is a metal with important industrial metal alloy uses, particularly in stainless steels.
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Scandium is a chemical element with symbol Sc and atomic number 21. A silvery-white metallic transition metal.
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Sulfur is the chemical element with atomic number 16, represented by the symbol S
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Thulium is a chemical element that has the symbol Tm and atomic number 69. Thulium is the least abundant of the lanthanides.
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Yttrium is a chemical element with symbol Y and atomic number 39. It is a silvery-metallic transition metal chemically similar to the lanthanides and it has often been classified as a "rare earth element".
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