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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: - Ortho and para-hydrogen have
- Which conversion is an oxidation
- Which of the following is used to prepare Cl₂ gas at room temperature from
- The compound containing coordinate bond is
- Which one of the following compounds on nitration easily produces nitro derivative
Topics: S and Some P Block Elements
(157)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Ortho and para-hydrogen have
- Which conversion is an oxidation
- Which of the following is used to prepare Cl₂ gas at room temperature from
- The compound containing coordinate bond is
- Which one of the following compounds on nitration easily produces nitro derivative
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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