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Whichis / arecorrect statement?

Answer»

Insimplecubic closepackedarrangementno octahedralvoidis present at edgecentre.
In fcc unit celloctaherdralvoidandtetrahedralvoidare VACANT .
Packingfraction: simplecubiccell `LT` bcc unitcell `lt ` fcc unitcell.
Sizeof VOID: CUBIC`GT` octachedralvoid` gt`trtrahedralvoid.

Answer :A::B::C::D


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