Questions in atomic-structure

Select	Question
	According to Bohr’s principle, the relation between principle quantum number $(n)$ and radius of orbit is
	The ionisation potential of a hydrogen atom is $–13.6$ eV. What will be the energy of the atom corresponding to $n = 2$
	The energy of electron in hydrogen atom in its grounds state is $–13.6$ eV. The energy of the level corresponding to the quantum number equal to $5$ is
	The positive charge of an atom is
	A metal surface is exposed to solar radiations
	Which of the following transitions have minimum wavelength
	The uncertainty principle was enunciated by
	According to heisenberg uncertainty principle
	“The position and velocity of a small particle like electron cannot be simultaneously determined.” This statement is
	In Heisenberg's uncertainty equation $\Delta x \times \Delta p \ge \frac{h}{{4\pi }}$; $\Delta p$ stands for