Aleks Placement Test: Chemistry Exam Questions (228 Terms) With Verified Definitions Updated 2024

mass number {Ans: }Neutron Number {Ans: Atomic Mass - Atomic Number}Hund's Rule {Ans: Each suborbital will fill with one electron before accepting a second electron}Combustion Reaction {Ans: CxHy + O2 -> CO2 + H2O}Ernest Rutherford {Ans: Conducted an experiment in which he shot alpha particles at gold foil; roved there was a small, dense nucleus with a positive charge and that protons are positive}N {Ans: The principal quantum number; tells us which energy level an electron is found in, the maximum number of electrons that can be found in one energy level, and the size of an electron cloud}