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elements & metals
elements, symbols, metals
Term | Definition |
---|---|
Hydrogen | H |
Sodium | Na |
Potassium | K |
Magnesium | Mg |
Calcium | Ca |
Iron | Fe |
Fluorine | F |
Chlorine | Cl |
Helium | He |
Neon | Ne |
Uranium | U |
Boron | B |
C | Carbon |
Si | Silicon |
N | Nitrogen |
P | Phosphorus |
O | Oxygen |
Hg | Mercury |
malleable | a term used to describe a material that can be pounded into shapes (Ex: aluminum flattened into a sheet) |
ductile | a term used to describe a material that can be pulled out into a long wire (Ex: copper, silver) |
conductivity | the ability of an object to transfer electricity or heat to another object (Ex: copper wire in electrical circuits; a metal spoon in a pot of soup) |
semiconductor | A material which conducts current under certain conditions (Ex: silicon used in computer chips) |
reactivity | the ease and speed with which an element combines or reacts with other elements and compounds (alkaline metals are very reactive; noble gases are not) |