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| 1. |
For a crystal of sodium chloride, state : The structural arrangement of the sodium chloride crystal. |
| Answer» SOLUTION :`Cl^(-)` ION have fcc arrangement and `NA^+`IONS occupy all the ocetahedral sites. Each `Na^+` ion is surrounded by 6 `Cl^(-)` ions and each `Cl^(-)` ion is surrounded by 6 `Na^+` ions. | |