JJ Thomson Cathode Ray Tube - ✔️✔️Electron Charge and Mass
Robert Milikan Oil Drop - ✔️✔️Electron Mass
Ernest Rutherford Gold Foil - ✔️✔️Nucleus and Proton
James Chadwick Particle Accelerator - ✔️✔️Neutron
chlorate - ✔️✔️ClO₃⁻
nitrate - ✔️✔️NO₃⁻
carbonate - ✔️✔️CO₃²⁻
sulfate - ✔️✔️SO₄²⁻
phosphate - ✔️✔️PO₄³⁻
hydroxide - ✔️✔️OH⁻
bicarbonate - ✔️✔️HCO₃⁻
ammonium - ✔️✔️NH₄⁺
ammonia - ✔️✔️NH₃
acetate - ✔️✔️C₂H₃O₂⁻
cyanide - ✔️✔️CN⁻
barium chloride dihydrate - ✔️✔️BaCl₂∙2H₂O
Celsius (C) freezing point - ✔️✔️0°C
Celsius (C) boiling point - ✔️✔️100°C
Farenheit (F) freezing point - ✔️✔️32°F