Virtual Physical Science Unit 3 - The atom Review

Which scientist discovered the electron?

Which scientist came up with the first atomic theory?

How many neutrons are in the isotope C-14?

How many electrons are in the ion Br^-1?

Which scientist stated that electrons can be found in specific orbits/energy levels around the nucleus?

Which scientist stated that the atom was mostly empty space and discovered the nucleus?

What is the mass number for scandium?

Which subatomic particle(s) has/have a mass of 1 amu?

Which subatomic particle(s) determines what the element will be?

How many electrons are in the ion Mg⁺²?

What is the atomic number of Sulfur?

What subatomic particle does the blue dot represent?

What subatomic particle does the gray dot represent?

what type of ion is a cation?

How many neutrons are in an atom of Potassium?