`NH_(4)ClO_(4)` crystallises in orthohombic structure with unit cell volume of `395 Å^(3)` . The structure of `HClO_(4).H_(2)O` will be

Draw structure of HClO_4 .

What is the structure of HClO_4 ?

Draw structure H_(2)S_(2)O_(4)

The structure of [Cu(H_(2)O)_(4)]^(++) ion is

Draw structures of NH_(4+) and H_3PO_4 .

Draw the Lewis structure of ClO_(4) (per chlorate ion)

Draw the Lewis structure of ClO_(4) (per chlorate ion)

Iron (Il) oxide crystallise in cubic structure with unit cell edge of 5.0Å If the density of the oxide is 3.8 g cm-3 . Calculate the no. of Fe^2+ and O_2- present in each unit cell. [atomic mass of Fe=56, O=16]

Write the structure of perchloric acid (HClO_4)

A metal, under different sets of conditions, can crystallise in a face-centred cubic (fcc) structure with a unit cell edge length of 3.5Å and in a body-centered cubic (bcc) structure with a unit cell edge length of 3.0Å . Find the ratio of the densities of fcc and bcc structures.