Using the data in the table shown below: (1) Describe how each of the four properties varies down group VII (7) (ii) Use your answer above to explain each variation Electronegativity Atomic (covalent) radius/nm Halogen atom Fluorine Chlorine Bromine lodine value 4.0 3.0 2.84 2.5 0.071 0.095 0.114 0.133 First IE/KJ mol-1 1681 1251 1140 1008 Melting Point/K 53 172 266 387

Using the data in the table shown below: (1) Describe how each of the four properties varies down group VII (7) (ii) Use your answer above to explain each variation Electronegativity Atomic (covalent) radius/nm Halogen atom Fluorine Chlorine Bromine lodine value 4.0 3.0 2.84 2.5 0.071 0.095 0.114 0.133 First IE/KJ mol-1 1681 1251 1140 1008 Melting Point/K 53 172 266 387

General Chemistry - Standalone book (MindTap Course List)

11th Edition

ISBN:9781305580343

Author:Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; Darrell

Publisher:Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; Darrell

Chapter8: Electron Configurations And Periodicity

Section: Chapter Questions

Problem 8.90QP

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Part B: Which of the following compounds are efflorescent, hygroscopic or neither? Nature of the compound as Efflorescent or Formula of Initial weight of Final weight of Increase or the compound decrease or NO with weighing change in mass boat/paper the compound the compound with weighing boat/paper hygroscopic or neither CaCl2 (anhydrous) NaOH 5.1428 5. 105g 4. 396g S.09181 5.218g (pellets) 4.9839 ZNSO4. 7H2O

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