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30-07-2016
Chemistry

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The metallic lustre exhibited by sodium is explained by. . (A) Diffusion of sodium ions . . (B) Oscillation of loose electrons. . (C) Excitation of free protons. . (D) Existence of body–centered cubic lattice

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04-08-2016

Out of the choices given, the metallic lustre exhibited by sodium is explained by oscillation of loose electrons. The answer will be B.

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