Can someone ? what occurs during beta decay?

Hope that's correct A neutron breaks apart Into an electron and a proton The last answer

The last option.

A neutron breaks apart into electron and proton.

Ch4 and ph3 are both covalent since they are composed both of non-metals.    ch4 is non- polar because of  london forces and has a geometry of tetrahedral  ph3 , on the other hand, is umbrella shaped polar and has dipole-dipole intermolecular force (imf) . since ph3 is polar, it has a stronger imf