Which type of solid crystals will conduct heat and electricity?
Metallic crystals are good conductor of heat and current due to the presence of free electrons in them.
If the distance between Na+ and Cl- ions in NaCl crystal is ‘a’ pm what is the length of the cell edge?
A crystalline solid
The three states of matter are solid, liquid and gas. Which of the following statement is/are true about them?
A compound is formed by elements A and B. this crystallizes in the cubic structure when atoms A are at the corners of the cube and atoms B are at the centre of the body. The simplest formula of the compound is
Under which category iodine crystals are placed among the following?
Which of the following is non – crystalline solid?
In face centred cubic unit cell edge length is
An example of a substance possessing giant covalent structure is
The edge of unit cell of fcc Xe crystal is 620 pm. The radius of Xe atom is
The constituent particles of a solid have