Presentation on theme: "Quiz 6.4 5 Questions 25 points. A chemical bond formed by the attraction between positive ions and surrounding mobile electrons is a(n) A.nonpolar covalent."— Presentation transcript:
Quiz Questions 25 points
A chemical bond formed by the attraction between positive ions and surrounding mobile electrons is a(n) A.nonpolar covalent bond. B.polar covalent bond. C.ionic bond. D.metallic bond.
The electron-sea model of the metallic bond helps to explain why metals are A.brittle. B.shiny. C.dull. D.malleable.
A metallic bond forms when positive ions attract A.stationary electrons. B.cations. C.nonvalence electrons. D.mobile electrons.
As light strikes the surface of a metal, the electrons in the electron sea A.allow the light to pass through. B.become attached to particular positive ions. C.fall to lower energy levels. D.absorb and re-emit the light.
Because metallic bonds permit one plane of ions to slide past another without breaking bonds, metals are A.brittle. B.nonreflective. C.malleable. D.poor conductors of electricity.
Participant Scores 25Heckel, Sam20Brush, Tyler 25Spalding, Emily15Miller, Trey 25Tulloch, Tyler 25Stonecypher, Erin 20Young, Melanie 20Dieterle, Cooper 20Dornbusch, Thomas 20O'Neill, Maura 20Zerda, Alex 20Brittain-Mynes, Ian
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