Polonium

Polonium. A highly radioactive chemical element that is a member of the chalcogen family. Its atomic symbol is Po , atomic number 84 and its use is very dangerous. The damage occurs by absorption of …

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Plutonium

Plutonium . Chemical element, symbol (Pu), atomic number 94. It is a silvery, reactive metal of the actinide series. It is one of the transuranic elements of the group of actinides of the …

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Palladium

Palladium . Chemical element, symbol Pd, atomic number 46 and atomic weight 106.4. It is a white and very ductile metal similar to platinum, which is followed in abundance and importance, discovered by William …

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Curium

Curium. Synthetic element of the periodic table with symbol Cm and atomic number is 96. bombarding produces plutonium with alpha particles ( ions of helium ). Summary [ hide ] 1 History 2 Properties 3 Preparation 4 Abundance and natural state 5 Uses 6 Health effects 7 Environmental effects 8 External links 9 Sources History Curium was …

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Chrysotile

Chrysotile . or white asbestos is a mineral from the group of Silicates, subgroup Philosilicates and within them is a serpentine-kaolinite. It is a magnesium hydroxy-silicate, with partial substitutions of magnesium for iron. All …

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Copernicus

Copernicus. Called ununbium as a temporary name, it is a chemical element of the periodic table whose symbol is Cn (formerly Uub) and its atomic number 112. Physical space is not yet known, …

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Phosphorus compounds

The compounds of phosphorus form the basis of many substances, within most important are phosphates. In all forms of life, phosphates play an essential role in energy transfer processes such as metabolism, photosynthesis, …

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