n=4 is not a correct answer of question 1

The quantum mechanical state of a hydrogen atom can be written symbolically as a number followed by a letter, such as the lowest energy state 15. Write the state of a hydrogen atom that has energy 0.85 eV and angular momentum n Question 3 1 pts Acertain molecule has rotational inertia 1.2 x 10'47 kg m2. What is the wavelength of the emitted photon when this molecule undergoes a transition from the l = 7 rotational state to the the I = 2 state (with no change in vibrational state). Give your answer in micrometres (um)