While a certain isotope decays, it emits photons. What kind of decay is happening?
A.alpha decay
B.beta decay
C.gamma decay
D.positron decay

Question

While a certain isotope decays, it emits photons. What kind of decay is happening?
A.alpha decay
B.beta decay
C.gamma decay
D.positron decay

micahm · Answer

Wikipedia say's 


While alpha decay was seen only in heavier elements of atomic ... Lead, atomic number 82, is the heaviest element to have any isotopes stable (to the limit of ... A neutrino is not emitted, and neither the electron nor photon ... competing types of decay, with some atoms decaying by one route

micahm · Answer

@lilkeith34

cuanchi · Answer

C.gamma decay
D.positron decay