Which of the Following Statements Regarding Band Theory and Solid-State

question 95

Multiple Choice

Which of the following statements regarding band theory and solid-state bonding in lithium is NOT correct?

• A)The 2s orbitals on lithium atoms overlap to form molecular orbitals.
• B)Many lithium atoms are required for the overlap of atomic orbitals to form continuous bands of energies.
• C)The metallic bonds holding lithium atoms together in the solid are fairly weak.
• D)The valence band and the conduction band created by the overlap of atomic orbitals are both half full.
• E)Lithium's conductivity is explained by the proximity of unoccupied orbitals in the conduction band to the occupied orbitals in the valence band.

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