| \[\frac{{{\mathbf{r}}^{\mathbf{+}}}}{{{\mathbf{r}}^{\mathbf{-}}}}\] | Shape |
| (A)\[0.115-0.225\] | (i) Triangular |
| (B)\[0.225-0.414\] | (ii) Tetrahedral |
| (C)\[0.414-0.732\] | (iii) Cubic |
| (D)\[0.732-1\] | (iv) Octahedral |
A) \[A-i,\,\,B-ii,\,\,C-iv,\,\,D-iii\]
B) \[A-iii,\,\,B-ii,\,\,C-iv,\,\,D-i\]
C) \[A-i,\,\,B-iii,\,\,C-i,\,\,D-iv\]
D) \[A-ii,\,\,B-iv,\,\,C-i,\,\,D-iii\]
Correct Answer: A
Solution :
| \[\frac{{{\mathbf{r}}^{\mathbf{+}}}}{{{\mathbf{r}}^{\mathbf{-}}}}\] | Coordination Number | Shape |
| \[0-0.155\] \[0.155-0.225\] \[0.225-0.414\] \[0.414-0.732\] \[0.414-0.732\] \[0.732-1.000\] | 2 3 4 4 6 8 | Linear Trigonal planar Tetrahedral Square planar Octahedral Body centered cubic or twisted cubic |
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