Keyword Analysis & Research: metals nonmetals and metalloids definition

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Is praseodymium a metal or non metal or a metalloid?

Praseodymium is a soft, silvery, malleable and ductile metal, valued for its magnetic, electrical, chemical, and optical properties. It is too reactive to be found in native form, and pure praseodymium metal slowly develops a green oxide coating when exposed to air. Praseodymium always occurs naturally together with the other rare-earth metals.

What compound is metal and nonmetal?

The combination of a metalloid and a nonmetal form a molecular compound, while metal elements usually make ionic compounds.

What are the properties of metals and nonmetals?

The physical and chemical properties of the metals and nonmetals may be used to tell them apart. Metal Physical Properties: Lustrous (shiny) Good conductors of heat and electricity. High melting point. High density (heavy for their size) Malleable (can be hammered) Ductile (can be drawn into wires)


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