The energy level diagram for hydrogen 
-The ionization energy of hydrogen is 13.6 eV.
Correct Answer:
Verified
Q20: An excited atom can lose energy by
Q21: The chemical composition of stars can be
Q22: The fact that two electrons cannot occupy
Q23: Characteristic peaks occur in an x-ray spectrum
Q24: As the intensity of light is increased
Q26: A laser can be used for very
Q27: The energy level diagram for hydrogen
Q28: A laser emits monochromatic and coherent light.
Q29: Photocopiers make use of the photoelectric effect.
Q30: When the frequency of the light is
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents