This is a chemical property due to radioactivity being a chemical characteristic of uranium. This fact describes its chemical structure.
Answer:
Inorganic chemical reactions involve compounds without carbon atoms. Some of these chemical reactions emit light as the chemical compounds react. When light is emitted as a result of the chemical reaction, the reaction is said to be luminescent.
Explanation:
Answer:
Al
Explanation:
it is the longest on the graph after the other 2
A.
The first energy level has 2 electrons, the second has 8, and the third has 4
