What are the four quantum numbers for the last electron added to Au 1 point
6,2,1,-1/2
5,2,1,1/2
5,2,2,-1/2
6,2,0,-1/2

Dmight be the correct answer

Aphysical change is one that you can put in and remove like a ham sandwich. the stuff you put in there can be changem its not permanet. a chemical change is on that can't be change thats permanet. like when you make a cake and bake it. you can't get those ingredients back.