Destination on Sunday the following ionic compounds? (a) NiO 78.0 140 0.557 (b) MgO 65.0 140 0.464 (c) CsBr (d) CaO Compound Cation radius (pm) Radius ratio NaCl 95.0 181 0.525 CsCl 169 181 0.933 (a) NiO 78.0 140 0.557 (b) MgO 65.0 140 0.464 (c) CsBr 169 195 0.867 (d) CaO 100 140 0.714 8.2.6 Other crystal structures As well as the ghost of Banquo' value $600 answer Brokeback Mountain round Double Jeopardy! Show_number 5683 category \DI\ HARD air_date 2003-04-15 question 'This \sea-colored\ gem a birthstone for.