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Term 161 (Final 1. In an ionic compound of fomula Mathe metal (M) occupies a face-centered...
28. The unit cell of an ionic compound is shown below. Determine the formula of the...
28. The unit cell of an ionic compound is shown below. Determine the formula of the compound by counting the number of cations and anions in the unit cell. The anion Y occupies the lattice points in the FCC unit cell; the cation X occupies the holes. What type of holes do the X cations occupy? (5 pts) (Show detailed work)
Post-lab question Part A 1. Metallic sodium forms a body centered cubic crystal. Why would the...
Post-lab question Part A 1. Metallic sodium forms a body centered cubic crystal. Why would the water displacement method used in part A not be suitable to determine the density of sodium? (Hint: watch the following video to help you answer this question: https://www.youtube.com/watch?v=18tOtZKpi04) 2. Calculate the density of sodium. (The radius of a sodium atom is 186pm) Post-lab Question Part B: Consider cubic array iodide ions (r =220pm) in which the anions are touching along the face of the...
28. The unit cell of an ionic compound is shown below. Determine the formula of the compound by counting the number of cations and anions in the unit cell. The anion Y occupies the lattice points in the FCC unit cell; the cation X occupies the holes. What type of holes do the X cations occupy? (5 pts) (Show detailed work)
Post-lab question Part A 1. Metallic sodium forms a body centered cubic crystal. Why would the water displacement method used in part A not be suitable to determine the density of sodium? (Hint: watch the following video to help you answer this question: https://www.youtube.com/watch?v=18tOtZKpi04) 2. Calculate the density of sodium. (The radius of a sodium atom is 186pm) Post-lab Question Part B: Consider cubic array iodide ions (r =220pm) in which the anions are touching along the face of the...
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