Atomic Scientists

Front

What does atom mean?

Back

Indivisible

Front

Who proposed that all matter is made of atoms?

Back

Dalton

Front

Which scientist is known for the 'plum pudding' model of the atom?

Back

Thomson

Front

In chemical reactions, what happens to atoms?

Back

Atoms are separated, combined, or rearranged.

Front

What did Rutherford discover in his experiment?

Back

Nucleus

Front

What is the smallest unit of matter?

Back

Atom

Front

Who first coined the term 'atom'?

Back

Democritus

Front

What are the three main subatomic particles?

Back

Protons, neutrons, and electrons.

Front

What charge do protons have?

Back

Positive charge

Front

What charge do electrons have?

Back

Negative charge