Consider the two ceramic atomic packing arrangements shown in the Figure. The radius of the anion is RA=0.2 nm. At i) the smallest stable cation size in I) and ii) the largest stable cation radius in II), what are the radii of the cations? What are these arrangements called? 1) 2RA Select one: Oa. 1.00 RA, 0.155 R₁; hexagonal, triangular Ob. 0.225 RA, 0.732 RA; tetrahedral, octahedral O c. 0.155 RA, 0.414 RA; triangular and tetrahedral O d. 0.225 RA, 0.732 RA: cubic, triangular II)

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Consider the two ceramic atomic packing arrangements shown in the Figure. The radius of the anion is RA=0.2 nm. At i) the smallest
stable cation size in I) and ii) the largest stable cation radius in II), what are the radii of the cations? What are these arrangements
called?
Select one:
1)
2RA
a. 1.00 RA, 0.155 RA; hexagonal, triangular
O b. 0.225 RA, 0.732 RA; tetrahedral, octahedral
OC. 0.155 RA, 0.414 RA; triangular and tetrahedral
d. 0.225 RA, 0.732 RA: cubic, triangular
II)
Transcribed Image Text:Consider the two ceramic atomic packing arrangements shown in the Figure. The radius of the anion is RA=0.2 nm. At i) the smallest stable cation size in I) and ii) the largest stable cation radius in II), what are the radii of the cations? What are these arrangements called? Select one: 1) 2RA a. 1.00 RA, 0.155 RA; hexagonal, triangular O b. 0.225 RA, 0.732 RA; tetrahedral, octahedral OC. 0.155 RA, 0.414 RA; triangular and tetrahedral d. 0.225 RA, 0.732 RA: cubic, triangular II)
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