A) valence B) atomic mass C) ion D) isotope
A) Inert gases B) noble solids C) none of the answers are correct D) metals
A) they give away electrons B) they share electrons C) they keep their own electrons D) they accept electrons
A) Covalent B) Ionic C) Valence D) Metallic
A) Electrons are given away B) electrons are shared C) Two answers are correct D) Electrons are accepted
A) True B) False
A) Some electrons are shared by all the atoms in the material. B) One atom takes the outer shell electrons from another atom. C) A couple of atoms share their electrons with each other. D) Bonding takes place between positively charged areas of one atom with a negatively charged area of another atom.
A) Shiny luster B) Brittle/Shatters easily C) Malleable D) conducts electricity
A) One atom takes the outer shell electrons from another atom. B) A couple of atoms share their electrons with each other. C) Bonding takes place between positively charged areas of one molecule with a negatively charged area of another molecule. D) Some electrons are shared by all the atoms.
A) hydrogen B) all of the above C) carbon D) oxygen
A) All of the above. B) Polarization C) Hydrogen Bonds D) Van der Waals Forces
A) occurs when atoms move to opposite sides (poles) of the molecule. B) occurs when molecules get near magnetic North or South Poles. C) occurs when molecules move to opposite sides (poles) of a cell. D) occurs when electrons spend more time with one atom in the molecule than another.
A) strong bonds B) formed when one atom takes an electron from another atom. C) help to determine shape and function of molecules D) are found between the sides of the DNA double helix
A) None of the above B) One molecule taking electrons from another C) molecules coming close to one another creating a weak force between these molecules D) Molecules sharing electrons
A) Hydrogen B) Metallic C) Covalent D) Ionic
A) brass B) alloy C) bronze D) covalent bond |