A-Level Chemistry: Physical Chemistry - Atomic structure PAPER 1 Definitions and Study guide
▪ Proton - Ans .A subatomic particle that has a positive charge and that is found in the nucleus of an atom ▪ neutron - Ans .A subatomic particle that has no charge and that is found in the nucleus of an atom ▪ electron - Ans .A subatomic particle that has a negative charge ▪ atom - Ans .consists of a nucleus with protons and neutrons, that is surrounded by electrons ▪ isotopes - Ans . ▪ mass number - Ans .A - the sum of protons and neutrons in a nucleus of an atom ▪ atomic number - Ans .Z - the number of protons within an atom ▪ mass spectrometry - Ans . ▪ time of flight (TOF) mass spectrometer - Ans . ▪ electrospray ionisation - Ans . ▪ Electron impact ionisation - Ans . ▪ acceleration - Ans . ▪ ion drift - Ans . ▪ ion detection - Ans . ▪ data analysis - Ans . ▪ sub-shells (orbitals) - Ans . ▪ emission spectrum - Ans . ▪ electron configuration - Ans
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