Question

Match the Column-I and Column-II:

Answer 1

$\left(A\right)$X-rays

Crystollography is a technique used for determining the atomic and molecular structure of crystal.

moseley's law is an emperial law conceming the characteristic X-rays that emitted by atoms

$\left(B\right)$Atomic no determination-

moseley's law discovered the atomic no of an element using X-rays

$\left(C\right)$Dual nature of matters--

By david and gemmer experiment,louis de broglie postulated that all forms of matter have both wave and particle characteristics(dual nature of matter)

$\left(D\right)$Dual nature of Radiation--

debroglies equation$\lambda =\frac{h}{mv}$

suggests that particle can exibit dual nature of radiation