PhysChemTutor's answer to Needhelp's Junior College 2 H2 Maths Singapore question.

done {{ upvoteCount }} Upvotes
clear {{ downvoteCount * -1 }} Downvotes
PhysChemTutor
Physchemtutor's answer
1551 answers (A Helpful Person)
1st
Needhelp
Needhelp
3 years ago
Thank you. It summarize well. My problem is, I need two to three more lines to explain these.
PhysChemTutor
PhysChemTutor
3 years ago
Ha Ha true. Tell the more impotant things. Like i can actual skip those terms like The cloud A, the EXCITED electrons etc.