True, Electrons move around the nucleus., Neutrons have no charge., Mass number = protons + neutrons., In a neutral atom, electrons and protons are equal., Isotopes of the same element have similar chemical properties., Relative atomic mass is the average mass of isotopes., False, Protons have a negative charge., The atomic number equals the number of neutrons., Isotopes have different numbers of protons., Decimal atomic masses mean atoms contain fractional neutrons..

Papan mata

Gaya visual

Pilihan

AI Dipertingkatkan: Aktiviti ini mengandungi kandungan yang dijana oleh AI. Ketahui lebih lanjut.

Tukar templat

)
Pulihkan autosimpan: ?