Atomic Structure

Front

Which subatomic particles has a negative charge?

Back

Electrons

Front

Which subatomic particle has a positive charge?

Back

protons

Front

Subatomic particles that are neutral in charge

Back

Neutrons

Front

What are atoms of the same element with a different number of neutrons?

Back

Isotope

Front

The smallest particle of an element that shows all the properties of that element.

Back

Atom

Front

What is a tiny but very dense, positively charged portion of the atom that holds most of the atomic mass?

Back

Nucleus

Front

Which scientist discovered the nucleus contains positively charged protons through the Gold Foil Experiment?

Back

Rutherford

Front

Which scientist proposed the Atomic Theory that stated, atoms of the same element are identical to each other?

Back

Dalton

Front

How many protons does an oxygen atom have?

Back

8

Front

An atom is said to be neutral if it has the same # of electrons and ________.

Back

protons