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