Description : Write any two Allotropes of Carbon with one characterstic?
Last Answer : Ans. Graphite-soft and slippery Diamond: Very Hard & Poor Conductor of electricity
Description : Fullerenes form a class of carbon allotropes. The first one to be identified was - (1) C-59 (2) C-60 (3) C-61 (4) C-69
Last Answer : (2) C-60 Explanation: The first fullerene to be identified was C-60 which has carbon atoms arranged in the shape of a football. Since this looked like the geodesic dome designed by the US architect Buckminster Fuller, the molecule was named fullerene.
Description : Elements that show the properties of both metals and non-metals are called (a) Allotropes (b) Metalloids (c) Alloys (d) Colloids
Last Answer : Ans:(b)
Description : Elements that exist in two or more distinctly different solid forms are known as: w) azeotropes x) allotropes y) isotopes z) isochores
Last Answer : ANSWER: X -- ALLOTROPES
Description : The element which shows large number of allotropes among VIA group elements
Last Answer : The element which shows large number of allotropes among VIA group elements A. S B. Se C. Po D. Te
Description : Write Applications of Carbons Allotropes with examples?
Last Answer : Ans. 1.Graphite is used as a lubricant, soft and slippery. 2. Diamond is used as aabrasive, cutting tool and in jewellery. 3. Fullerene is used in nanotechnology.
Description : Define Allotropes?
Last Answer : Ans. Substances showing similar chemical properties but different physical properties.
Description : Diamond and Graphite are allotropes of which element?
Last Answer : Carbon.
Description : Which one of the following best defines the word allotropes ? A Different structural forms of an element B A pair of substances that differ by H+ C Elements that possess properties intermediate between ... a specific number of neutrons E The different phases (solid, liquid or gas) of a substance
Last Answer : A Different structural forms of an element