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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: - Oxidation state of oxygen atom in potassium peroxide is
- Aqueous solution of which of the following compounds is the best conductor
- Phenol on reaction with bromine water would give
- Which of the following is the least stable and its existence is doubtful
- The property of crystalline solid is not
Topics: S and Some P Block Elements
(157)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Oxidation state of oxygen atom in potassium peroxide is
- Aqueous solution of which of the following compounds is the best conductor
- Phenol on reaction with bromine water would give
- Which of the following is the least stable and its existence is doubtful
- The property of crystalline solid is not
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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