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