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