Answer:
That is a good question... Maybe Because it is artificial and the makers do not know how to mimic nature.
Explanation:
4I+5O2=I4O10? which would be a synthesis reaction
Answer:
The second row elements are called Actinidies . abbreviated as Ac
Explanation:
I believe the correct answer from the choices listed above is the first option. The element that would most likely have a positive electron affinity would be sodium, Na. Electron affinity is defined as the change in energy of a neutral atom when an electron is added to the atom.