IIT JAM
Shristy Maurya Asked a Question
August 13, 2020 9:00 pmpts 30 pts
  • IIT JAM
  • Chemistry (CY)

(c) a * b#c, a =y = 90°. b # 90° 25. (d) a =b#c, a = b =y a compound alloy cu3au crystallizes in a cubic lattice with cu at the face centers and au at the corne

(C) a * b#c, a =y = 90°. B # 90° 25. (d) a =b#c, a = B =Y A compound alloy Cu3Au crystallizes in a cubic lattice with Cu at the face centers and Au at the corners. How many formula units of the compound are there in each unit cell? (a) 4 (b) 3 (c) 2 (d) I
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  • Dinesh khalmaniya Best Answer
    check it
    • cropped23653851973809220.jpg
    Likes(1) Reply(11)
    Shristy Maurya
    bt according to ques it occurs in FCC so z=4 ??
  • Anonymous User
    See in one unit cell calcium occupy face centre so 3 atom of calcium & Au occupy corner so it's contribution is 1.
    Likes(0) Reply(10)
    Anonymous User
    Now your formula is also AuCa3. So 1 formula unit is present
  • Anonymous User
    option D is correct Shristy
    Likes(0) Reply(1)
    Shristy Maurya
    yes mam explaination
  • Dinesh khalmaniya
    option D
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    Shristy Maurya
    explanation?
  • Narayanarao gundoju
    option A
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    Narayanarao gundoju
    6×1/2+8×1/8=4
    • cropped-412326942.jpg
  • Dinesh khalmaniya
    hope this will help you 🙏🙏
    Likes(0) Reply(0)
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