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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: - The most easily hydrolysed molecule under SN1 conditions is
- Magnetic moment 2.83 BM is given by which of the following ions
- One mole of an ideal gas at 300 K is expanded isothermally
- The fractional distillation is used in
- Which one of the following methods is used to prepare Me₃COEt with a good yield
Topics: S and Some P Block Elements
(157)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The most easily hydrolysed molecule under SN1 conditions is
- Magnetic moment 2.83 BM is given by which of the following ions
- One mole of an ideal gas at 300 K is expanded isothermally
- The fractional distillation is used in
- Which one of the following methods is used to prepare Me₃COEt with a good yield
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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