Question

A one-dimensional crystal of lattice dimension ‘a’ is metallic. If the structure is distorted in such a way that the lattice dimension is enhanced to ‘2a’. (a) The electronic structure remains unchagned. (b) The width of conduction band decreases and a band gap is generated. (c) The width of conduction band increases (d) The width of the conduction band remains unchanged.?​

Answer 1

Answer:

sorry to say but I don't know the Answer