C) An alkaline earth metal. A) A halogen. Be Ca Mg Sr. Sr. Asked 5 days ago|12/3/2020 2:26:48 AM. The element which has the largest atomic radius is Cesium. Iridium is a chemical element with the symbol Ir and atomic number 77. What element in the second period has the largest atomic radius? 2 Answers. Question. Period 2 has much more conclusive trends. Elements in the same family have the same number of valence electrons? another hint is, if you are to compare elements in a group or period, check the atomic number, the higher the atomic number is, the bigger the atomic radius is. Updated 5 … Which element in Period 2 has the most mass? Lithium in the second period has the largest atomic radius. What is the heaviest thing on earth? Click here to buy a book, photographic periodic table poster, card deck, or 3D print based on the images you see here! A very hard, brittle, silvery-white transition metal of the platinum group, iridium is considered to be the second-densest metal (after osmium) with a density of 22.56 g/cm 3 as defined by experimental X-ray crystallography. About; Faculty; Journal Club. True. How does the size of fluorine ion (F-1) compare to that of a fluorine atom (F)? Answer Questions. ... Period. Factor Xa Inhibitor Reversal Across the period this value decreases with fluorine having the lowest. Atomic Radius is defined as the distance between the center of the nucleus and the outermost shell of an atom. Answer Save. 9 answers. Dec20. Period 2 is the first period in the periodic table from which periodic trends can be drawn. a. carbon c. potassium b. lithium d. neon. Which element has the largest atomic radius? True or false. The elemenents of the periodic table sorted by atomic mass Answer Questions. Period 1, which only contains two elements (hydrogen and helium) is too small to draw any conclusive trends from it, especially because the two elements behave nothing like other s-block elements. s. Score 1. Cesium has 6 orbital shells, which means that it automatically is big. Lithium has the largest atomic radius in period 2 at 145 picometres. Which type of element in period 2 has the largest atomic radius? 9 years ago. which element in period 2 has the greatest atomic radius; Prev Next. A.R. Relevance. 2) As you move across a period, atomic radius decreases. This site is intended for healthcare professionals only. B) A noble gas. Across the period this value decreases with fluorine having the lowest. 02. Lithium has the largest atomic radius in period 2 at 145 picometres. Log in for more information. What is the family name of the elements in group 2? 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