Chem Ch. 4 Review

What is the atomic number of Neon?

How many neutrons are there in Carbon-14?

Developed the theory of the atom based off of the ideas of Democritus.

What is the mass of an atom with 10 electrons, 9 protons, and 13 neutrons?

Scientist who discovered the electron and proposed the "plum-pudding" model of the atom.

Discovered the proton by revisiting the cathode ray experiment.

Did the oil drop experiment to find the mass and charge of the electron.

Scientist who discovered the neutron

Gave us the nuclear model by performing the gold foil experiment.

If the average atomic mass of element X is 22.25 which  isotope of element X is most abundant?

Greek philosopher who first came up with the idea of an atom.

Calculate the average atomic mass of Chlorine using the data from a sample shown below.

Calculate the average atomic mass of Neon given the data below. (Use the whole # masses)