Which of the following describes radioactive decay by beta particle emission?
A)The atomic number of the daughter isotope is one more than the parent; the mass numbers are the same.
B)The mass number of the daughter isotope is one more than the parent,and both isotopes have the same atomic number.
C)The daughter isotope has an atomic number two less than the parent and a mass number four less.
D)The daughter isotope has an atomic number one less than the parent and a mass number two less.

Question

Quizplus · Accepted Answer

In beta decay, a neutron is converted into a proton, increasing the atomic number by one while the mass number remains unchanged.

Which of the Following Describes Radioactive Decay by Beta Particle