In the Bragg's equation for diffraction of X-rays, n represents for
[MP PMT 2000]
Quantum number
An integer
Avogadro's numbers
Moles
Bragg's equation is
where n is an integer i.e. 1, 2, 3, 4 etc.
Bragg's law is given by the equation
[MP PMT 1995, 2002]