F4-CHE(BIL)-T02-07: Subatomic particles and their properties & Proton number, Nucleon Number, Number of Electrons, Standard Representation (Part 1) / Zarah Subatom dan Sifat-sifat & Nombor Proton, Nombor Nukleon, Bilangan Nombor Elektron, Representasi Piawai (Bhg 1)