Answer: The anwser is A a photon was realeased please mark brainliest
Explanation:
An electron this is the smallest particle and it takes up the least mass because its negative charge makes it harder for electrons to have a place in an atom.
Answer:
Fe(OH)2
Explanation:
Iron hydroxides are chemical compounds that appear as precipitates after alkalizing solutions containing iron salts, both in their valence or degree of oxidation (III) and (II).
Hydroxide, in both cases, is a gelatinous colloid of difficult filtration that can be considered a hydrated oxide, iron (II) hydroxide is whitish in color and requires more alkalinization, above 7.