What is the mass number of the particle emitted from the nucleus during beta minus (β–) decay?

What kind of charge does the particle emitted from the nucleus during beta minus (β–) decay have?

What is another name for a beta minus (β–) particle?

Question

What is the mass number of the particle emitted from the nucleus during beta minus (β–) decay?

 What kind of charge does the particle emitted from the nucleus during beta minus (β–) decay have?

What is another name for a beta minus (β–) particle?

anonymous · Answer

@JoannaBlackwelder

joannablackwelder · Answer

Mass number of a beta particle is 0, since it is just an electron, and that is virtually no mass compared to a proton/neutron.

joannablackwelder · Answer

Since the beta particle is an electron, what do you think its charge is?

anonymous · Answer

It's -1