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एक तत्व (परमाणु भार 100 ग्राम/मोल) जिसकी संरचना bcc है तथा इकाई सेल कोर 400 pm है, तत्य का घनत्व होगा-

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एक तत्व (परमाणु भार 100 ग्राम/मोल) जिसकी संरचना bcc है तथा इकाई सेल कोर 400 pm है, तत्य का घनत्व होगा-
A. `10.376 g //cm^3`
B. `5.188 g// cm^3`
C. `7.289 g// cm^3`
D. `2.144 g//cm^3`

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Correct Answer - B
घनत्व `prop=(zM)/(a^3N_0)=(2xx100)/((4xx 10^(-8))^3(6.023xx 10^23))`
`=200/38.188 g .cm^3`
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