The answer to your question is D
Answer:
D
Explanation:
A noble gas configuration of an atom consists of the elemental symbol of the last noble gas prior to that atom, followed by the configuration of the remaining electrons.
The unstable atomic nucleus of Uranium-238 emits ionizing particles and loses energy in order to achieve a stable state. This process is called the Radioactive decay. This isotope undergoes Alpha decay by emitting Alpha rays. It has a decay energy of 4.267 MeV.
Is there a picture of the isotope or?- becaue I can’t help if I don’t have a visual.
Answer:
A. X-rays have a higher frequency and carry more energy than visible light.
Explanation: