Calculating Subatomic Particles — OCR GCSE Combined Science A J250
OCR GCSE Combined Science A · J250
Calculating Subatomic Particles
What you need to know
Calculate the number of protons, neutrons, and electrons in various atoms and ions when provided with the atomic number and mass number of specific isotopes.
Define the terms ion, atomic number, mass number, and isotope.
Understand and use the standard scientific notation to represent ions, atomic numbers, mass numbers, and isotopes.
