Question 149: Atoms & Nuclei

Question

A free neutron decays into a proton but a free proton does not decay into neutron. This is because

Accepted Answer

As neutron has more rest mass than proton it will require energy to decay proton into neutron.

Answer

neutron is an uncharged particle

Answer

neutron has larger rest mass than proton

Answer

neutron is a composite particle made of a proton and an electron

Answer

proton is a charged particle

Atoms & Nuclei