Ishita Das posted an Question
November 23, 2020 • 19:19 pm 30 points
  • IIT JAM
  • Geology (GG)

Which of the following point group do/does not have centre of symmetry? refer below for options

Which of the following point group do/does not have centre of symmetry?

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    Sajan sarthak Best Answer

    ODD number having bar over it have i(centre of symmetry point) inbuilt inside it. Here 422 have no center of symmetry as it have no mirror plane . Also bar 4 2 m has no centre of symmetry 6 bar = 3/m 2bar = 180 degree i.e 2 fold and i ( centre of symmetry inside it.)

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