145 (mass number) La 57 (charge)
true
53131I decays by beta- decay to 54131Xe.
3581Br is stable and does not decay. If you are thinking, instead, that 3581Br is the daughter of beta decay, then the answer is that 3481Se decays by beta- decay to form 3581Br.
42 Ca 20
89/37Rb
14557 La
Beta decay of uranium produces neptunium element and the beta decay of neptunium produces plutonium.
145 (mass number) La 57 (charge)
true
53131I decays by beta- decay to 54131Xe.
false
False.
3581Br is stable and does not decay. If you are thinking, instead, that 3581Br is the daughter of beta decay, then the answer is that 3481Se decays by beta- decay to form 3581Br.
true
True.
False.