| ⇦ | 
| ⇨ |
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 basic character of the transition metal monoxides follows the order.
- Which one of the following esters gets hydrolysde most easily under alkaline
- A hydrocarbon contains 20% hydrogen and 80% carbon.The empirical formula is
- In Zinc blende structure, the coordination number of the cation is
- Gas A is bubbled through slacked lime, a white precipitate is formed.
Topics: S and Some P Block Elements
(157)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The basic character of the transition metal monoxides follows the order.
- Which one of the following esters gets hydrolysde most easily under alkaline
- A hydrocarbon contains 20% hydrogen and 80% carbon.The empirical formula is
- In Zinc blende structure, the coordination number of the cation is
- Gas A is bubbled through slacked lime, a white precipitate is formed.
Topics: S and Some P Block Elements (157)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
18000+ students are using NEETLab to improve their score. What about you?
Solve Previous Year MCQs, Mock Tests, Topicwise Practice Tests, Identify Weak Topics, Formula Flash cards and much more is available in NEETLab Android App to improve your NEET score.
Share this page with your friends
Leave a Reply