What is a beta-particle and from which part of a radioactive atom is it emitted?
beta-particle: electron / emitted from: nucleus
2 )
beta-particle: electron / emitted from: outer shell
3 )
beta-particle: helium nucleus / emitted from: nucleus
4 )
beta-particle: helium nucleus / emitted from: outer shell
تحلیل ویدئویی تست
منتظریم اولین نفر تحلیلش کنه!