Some statements  are given below. Correct statement among the following  is

Uncertainity principle is representeed as  $\mathrm{\Delta E}.\mathrm{\Delta t}\ge \frac{\mathrm{h}}{4\mathrm{\pi }}$

‘m’(magnetic quantum number) value for ${\mathrm{d}}_{{\mathrm{x}}^2-{\mathrm{y}}^2}$  orbital is zero

Two electrons occupying the same orbital are distinguished by magnetic quantum number

According to Schrodinger wave equation, electron behaves like a wave but not like a particle.