click below
click below
Normal Size Small Size show me how
Atomic Structure
Question | Answer |
---|---|
Who developed the 'Plum Pudding Model'? | J.J Thompson |
Who used the 'Gold Leaf Experiment' in order to discover the Nucleus? | Ernest Rutherford |
Who discovered that Electrons follow a certain paths? | Neil's Bohr |
What is the definition of an Isotope? | Atoms of the same element with the same number of Protons, but a different number of neutrons |
What is the atomic number? | The proton number |
What is the mass of an Electron? | 1/1800 |
What is an Ion? | An atom that has either lost or gained electrons becoming either positively or negatively charged |
What is the charge of a neutron? | 0 |
What is the charge of a proton? | +1 |
What is the charge of an electron? | -1 |