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Do all the metals possesș a close packed...

Do all the metals possesș a close packed structure? Name the different strúcture exbibited and give their packing fractions?

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No, only the metals with hicp rand ccp arrangement have close packed structure, Metals with bec arrangements do not have close packed hep hexagonạl close packing - packing tion 0.74 cep cubic close packing - packing tion 0.74 bcc body centred cubic - Packing tion 0.68
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