1.5k VIEWS. Text Solution. Here, the fcc array of oxide ions has potassium ions in all the tetrahedral holes, and there is a (4,8)-coordination. There are four formula units in fluorite and antifluorite structure. Other Examples: – Na 2 O, K 2 O, K 2 S, Na 2 S, Rb 2 O, Rb 2 S Note: Metals like Al, Ag, Au, Cu, Ni, and Pt have ccp structure and Be, Mg, Co and Zn have a hcp structure. Antifluorite structure is for 4.0k LIKES. NaF Answer : B Solution : has fluorite type structure. And Noble gases (except He has a hcp structure) have ccp structure. What is an antifluorite structure?? View All. Examples of the antifluorite structure are given by K 2 O and K 2 S. See fluorite structure. A crystal structure for ionic compounds of the type M 2 X, which is the same as the fluorite (CaF 2) structure except that the positions of the anions and cations are reversed, i.e. 600+ VIEWS. rahul gupta DNA CLASSES Facebook page - … 600+ SHARES. Magnesium compounds such as Mg 2 X, where X can be one of the elements Si, Ge, Sn, or … As a verb structure is . As a noun antifluorite is (mineral) a mineral crystal structure identical with that of fluorite but … Text Solution. Interactive 3D chemistry animations of reaction mechanisms and 3D models of chemical structures for students studying University courses and advanced school chemistry hosted by University of Liverpool. watch complete video. Structures … Stability and structure of carbocations; S N 2 examples; ... Antifluorite: Interactive 3D Structure. The antifluorite structure is that adopted by compounds with the stoichiometry A 2 B, where A is the cation and B is the anion. English-Bulgarian polytechnical dictionary . Related Video. This video easily explain the difference between fluorite (CaF2) and antifluorite (Na2O) structure. antifluorite structure. Quick Reference. Examples include potassium oxide, K 2 O. As an adjective structure is structured. Ask your question. Interpretation Translation the cations occupy the F − sites and the anions occupy the Ca 2+ sites. Subscribe my channel - Er. Ask for details ; Follow Report by Anshulsharma9098 26.02.2018 Log in to add a comment What do you need to know? 1.5k SHARES. Antifluorite structure is derived from fluorite structure by: 3.5k LIKES.