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