The light radiations with discrete quantities of energy are called ______.

Wave functions of electrons in atoms and molecules are called ______.

The 2p_x, 2p_y and 2p_z orbitals of atom have identical shapes but differ in their _____.

In a given electric field, $$\beta-particles $$ are deflected more than $$\alpha-particles$$ in spite of $$\alpha-particles$$ having larger charge.