Chem 3 Atomic Theory

Force which holds the atomic nucleus together.

Represents the number of particles found in the nucleus of an individual atom

Which of the terms below does the image represent.

All compounds have a unique ratio of elements

The gold foil experiment proved the existence of the.....

Which of the terms below does the image represent.

Atoms of the same element with different atomic masses.

Mass which is equivalent to one mole of a substance.

The weighted average of all naturally occurring isotopes of an element.

Mass equivalent to one twelfth of a carbon atom.

All molecules exist in small whole number ratios.

Represents the number of protons in an atom of a specific element.

Matter is composed of particles, atoms can't be subdivided, atoms of element are identical etc.

The oil drop experiment proved that.....

Matter cannot be created or destroyed only rearranged.

Scientist who determined the value of the mole.

Thomson's plum pudding model was later disproven by the work of......

6.022 x 10²³

The mass of an electron is......