List of top Inorganic Chemistry Questions on Crystal systems and lattices

The compound(s) which show(s) the perovskite structure in solid state is (are)

A first order reflection from the (111) planes of a cubic crystal was observed at a glancing angle of \(11.5\degree\) when X-rays of wavelength 151 pm were used. The length of the side of the crystal is (Given sin 11.5°=0,199)