all large radioactive atoms decay into smaller atoms by releasing alpha particles. each alpha particle has 2 protons,2 neutrons and 0 electrons. the table below describes several neutral low mass atoms. an alpha particle is also referred to as a nucleus of which isotope?

3.09 lab: reaction of metals 1 which combinations of substances resulted in a chemical change? for each metal that participated in a chemical change, write the type of metal it is, based on your examination of the periodic table. were there any metallic compounds that did not react with either the acid or the base? write the type of metal, based on your examination of the periodic table. make a general statement about the reactivity of the metals in this experiment.