9. What occurs when an electron moves from high- energy level to alow one?A. The atom moves fasterB. Colored light is given offC. This process is not possibleD. Another electron goes from a low energy level to a high one.

What must happen for an electron to return to its original energy level from a higher energy level?A.It must release photons.B.It must emit electrical energy.C.It must absorb electrical energy.D.It must absorb photons.

Which transition occurs when light with a wavelength of 434 nm is emitted by a hydrogen atom? Group of answer choicesThe electron falls from n=5 to n=2The electron falls from n=4 to n=2The electron jumps from n=2 to n=4The electron jumps from n=2 to n=5

Electron transition can be likened to moving up and down a ladder. Which of the following statements best describes how an electron transitions in an electron cloud?A.An electron can only gain or lose energy to move between quantized energy levels.B.An electron can only change its mass in quantized amounts when it gains or loses energy.C.An electron can only gain or lose charge in integers when ions are formed.D.An electron can only change into certain types of particles when it gains or loses charge.SUBMITarrow_backPREVIOUS

2) If an atom Gains electrons, it becomes a

What happens to electrons in the photoelectric effect?A.They are made to orbit faster.B.They are knocked away from atoms.C.They are turned into light.D.They are added to atoms.