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यौगिक CuCl फलक केंद्रित क्रिस्टल संरचना है । इसका घनत्व 3.4 ग्राम `"सेमी"^(-3)` है । इकाई सेल की लम्बाई है :
A. `5.783 Å`
B. `6.783 Å`
C. `7.783 Å`
D. `8.783 Å`

1 Answer

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Correct Answer - A
CuCl का आण्विक द्रव्यमान = 99
fcc के लिए Z = 4
घनत्व, `rho = (Z xx M)/(V xx N_(A)) = (4 xx 99)/(a^(3) xx 6.023 xx 10^(23))`
`a = 5.783 xx 10^(-8)` सेमी `= 5.783 Å`

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