If an isotope decay by process of beta emission

The picture represents the process that produces most of the energy used by living organisms on earth. which process is represented in the picture? a) the magnetic attraction between two hydrogen nuclei. b) the fusion of hydrogen nuclei to produce a helium nucleus in the core of the sun. c) the fission of hydrogen nuclei to produce a helium nucleus in the core of the sun. d) the chemical reaction between hydrogen nuclei to produce a helium nucleus in earth's atmosphere.

From the choices provided below, list the reagent(s) in order that will react with cyclopentanone to form the compound shown below.

How can the periodic table be used to predict the behavior of elements?