Question

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e. 1.: Select and write the correct answer :
(10)
1) If the edge-length in a crystal is a = b = c and the angle between them is
a = B = y = 90°, what type of crystal lattice is it?
(a) Monoclinic (b) triclinic
(c) orthorhombic (d) tetragonal

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Answer 1

Answer:

according to question answer should be Cubic crystal lattice,but as we can se it's not in options so better correct the question or options