Gurmeet singh Asked a Question
November 2, 2020 12:23 ampts 30 pts
Which one of the following represents a Closed form? A Tetragonal prism B. Dihexagonal pyramid C. Orthodome D. Trigonal dipyramid (IIT-JAM 2013)
  • 2 Answer(s)
  • like-1
  • like-1
  • 2 Likes
  • 2 Comments
  • Shares
  • Saurabh shukla thankyou
    Answer is (d)..Mainly dipyramids correspond to close form in crystallography. Orthodome is defined as a dome whose faces are found parallel to orthodiagonal(orthoaxis) . B cannot b...
    Show more
    • cropped5028101128680315614.jpg
    • cropped1437414957823836865.jpg
    Likes(0) Reply(1)
    Gurmeet singh
    but dihexagonal pyramid is close.
    • cropped710537235.jpg
  • Sajan sarthak sahoo thankyou
    In a monoclinic crystal: a dome with faces parallel to the ortho axis is called a Orthodome. Trigonal dipyramidal   6 bar= 3/m is a closed form because volume is enclosed by ...
    Show more
    Likes(0) Reply(3)
    Gurmeet singh
    sir crystallography kaise kru...yeh shapes toh smj hi aari muje. please suggest anything