WebJul 5, 2016 · 1 Answer Sorted by: 3 Given proper conditions, any element could have multiple allotropes For example, under sufficient pressure, hydrogen has a metallic phase, which may have been observed at Harvard recently. WebMar 20, 2024 · The word "allotropy," which indicates changeability, originates from the Greek term allotropy. Group V-A is the name of the group given by Mendeleev in Mendeleev's periodic table, as Group V-A is group 15. The elements of this group are nitrogen (N), phosphorus (P), arsenic (As), antimony (Sb), and bismuth (Bi).
Are allotropes compounds? - Quora
WebBismuth was discovered by an unknown alchemist around 1400 AD. Later that century it was alloyed with lead to make cast type for printers and decorated caskets were being crafted in the metal. Bismuth was often confused with lead; it was likewise a heavy metal and melted at a relatively low temperature making it easy to work. Web(ii) Bismuth (iii) Antimony (iv) Arsenic Answers (1) The answer is the option (i). Nitrogen has weak N – N single bond because of high inter-electronic repulsion of non-bonding … simply ming crab cakes recipe
willy关键词(学习资料) - 豆丁网
WebJun 13, 2024 · Which of the following element does not show allotropy? (a) Nitrogen (b) Bismuth (c) Antimony (d) Arsenic Solution: (a) Nitrogen does not show allotropy due to its weak N – N single bond. Therefore, ability of nitrogen to form polymeric structure or more than one structure become less. Hence, nitrogen does not show allotropy. WebMaharashtra CET 2024: The element that does NOT exhibit allotropy is (A) phosphorus (B) arsenic (C) antimony (D) bismuth. Check Answer and Solution fo ... All the members of group 15 (except bismuth) shows the property of allotropy. Nitrogen exists in two solid allotropic forms. Phosphorus exists in several allotropic forms. Arsenic and ... WebOn the other hand, the boiling point gradually increases from nitrogen to bismuth. Density of group fifteen elements: The density of these elements increases regularly from nitrogen … raytheontech twitter