How does rusting differ from a combustion reaction? O A. Rusting involves combining with oxygen, and combustion does not.
O B. Although both involve combining with oxygen, combustion is more rapid. O C. Combustion involves combining with oxygen, and rusting does not. O D. Rusting is a redox reaction, and combustion is not.

Which of the following statements is true about energy quantization at the atomic level? electrons in the outermost orbits are the most stable. electrons in all the orbits around the nucleus have the same amount of energy. electrons in the orbit closest to the nucleus have the least amount of energy. electrons absorb or release the same amount of energy independent of the energy levels.