What is
A mixture of metals e.g brass is a mixture of copper and zinc
100
ionic compunds
What is Results from the transfer of electrons from one element to the other (metal and nonmetal). composed of ions.
100
covalent bonds
What is a bond that results from the sharing of valence electrons between non-metals
200
metal ore
What is
A rock that contains metal
200
bonding
What is The joining of two atoms in a stable arrangement, where elements gain, lose, or share electrons to attain the electric configuration of the noble gas closest to them in the periodic table
200
lewis dot diagram
What is a model that uses electron-dot structures to show how electrons are arranged in molecules
300
aluminium
What is
A low density, corrosion resistant metal, used to make kitchen foil, drink cans and aeroplanes.
300
cations
What is Positively charged ions- fewer electrons than protons. formed by metals.
300
chemical bond
What is An attractive force that holds together the atoms, ions, or groups of atoms in a molecule or compound.
400
oxidation
What is
The process of adding oxygen to something.
400
sulfide
What is S 2-
400
nonpolar covalent bond
What is
a bond where electrons are shared equally between non-metals
500
electrolysis
What is The breakdown of a substance containing ions by electricity
500
anions
What is Negatively charged ions- more electrons than protons. formed by nonmetals.
500
polar bond
What is
a covalent bond in which electrons are NOT shared equally because the elements have different electronegativies