Atomic Theory

Front

Who published an atomic theory in 1808?

Back

John Dalton

Front

John Dalton's theory was based on ____________ and _______________.

Back

evidence and experiments

Front

Did Dalton think that atoms join with other atoms to make new substances?

Back

Yes

Front

Dalton's theory stated that all atoms of a certain element are ___________________.

Back

identical

Front

Whose experiments provided evidence that atoms are made up of smaller particles?

Back

J.J. Thomson

Front

What charge do electrons have?

Back

Negative

Front

Every substance is made up of _______________combined in certain ways.

Back

atoms

Front

An oxygen atom combines with how many hydrogen atoms to form water?

Back

2

Front

What does Dalton's theory state?

Back

All matter is made up of atoms. He thought that atoms cannot be created, divided or destroyed.

Front

Dalton thought that atoms join with other atoms to make new _________________________.

Back

substances