Which of the following systems is not correctly characterised ? – InterviewSolution

1.	Which of the following systems is not correctly characterised ?
Answer» CUBIC : `a=b =C,alpha=beta=gamma=90^(@)` TETRAGONAL: `a=b ne c,alpha=beta=gamma=90^(@)` orthorhombic : `a ne b ne c,alpha=beta=gamma=90^(@)` RHOMBOHEDRAL: `a=b ne c,alpha=beta=gamma=90^(@)` Answer :D

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