The spinel structure consists of ............
- ASimple cubic structure
- B$bcc$ structure of anions
- C$ccp$ structure of anions
- D$hcp$ structure of anions
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Percentage of free space in a body-centred cubic unit cell is ................ $\%$
The molecular formula of a compound is $AB_2O_4$. Atoms of $O$ form a $ccp$ lattice. Atoms of $A$ (cation) occupy $\frac{1}{8}$ of the tetrahedral voids. Atoms of $B$ (cation) occupy a fraction of the octahedral voids. What is the fraction of vacant octahedral voids?
The number of tetrahedral voids present in $0.5 \ mole$ of $hcp$ crystal structure is:
How many total voids are present in $1 \ mol$ of a compound that forms an $hcp$ structure?
DifficultMHT CET 2021
View SolutionCalculate the packing efficiency in a metal crystal for a face-centred cubic $(FCC)$ unit cell (assuming that atoms are touching each other).
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