VidQuiz: Bohr's Model

Match the variable to the correct name: Energy of an electron in n orbital, Rydberg's constant, principal quantum number R_H E_n n

1. Rydberg's constant 2. Energy of an electron in an n orbital 3. principal quantum number

Niels Bohr described atoms as having ____ in a _____ orbit around the central _____.

1. electrons 2. circular 3. nucleus

Check all the statements that are FALSE below. 1. The further from the nucleus the higher the energy of the electron orbit 2. Photons emitted from relaxing electrons always have the same wavelength 3. Electron orbits are labeled with n. 4. When an electron moves from a lower orbit to a higher one a photon is emitted 5. There exists an electron orbit with n=40 6. There exists an electron orbit with n=1.5 7. The lowest energy electron orbit is n = 0 8. When an electron moves from a higher orbit to a lower one a photon is emitted

2 4 6 7

Check which ones the Bohr model is good at describing. Do you remember what they have in common? H-atom Li He+ ion Li+ ion He Li2+ ion

H atom, He+ ion, Li2+ ion,