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The lusture of a metal is due to
Options
(a) its chemical inertness
(b) its high polishing
(c) its high density
(d) presence of free electrons
Correct Answer:
presence of free electrons
Explanation:
The metals lusture is due to presence of mobile electrons in the metals crystals. Under the influence of light, the surface electrons absorb the proton of visible light and then re-emit the absorbed radiation. Therefore the surface of metal shows a shinning appearance.
Related Questions: - Enantiomers
- The charge on the central metal ion in the complex[Ni(CO)₄] is
- Chlorine is liberated, when we heat
- The correct bond order in the following species is
- The solubility of anhydrous AlCl₃ and hydrous AlCl₃ in diethylether are S₁
Topics: S and Some P Block Elements
(157)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Enantiomers
- The charge on the central metal ion in the complex[Ni(CO)₄] is
- Chlorine is liberated, when we heat
- The correct bond order in the following species is
- The solubility of anhydrous AlCl₃ and hydrous AlCl₃ in diethylether are S₁
Topics: S and Some P Block Elements (157)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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