History of the Atom (AQA GCSE Chemistry): Quizzes
📚Quizzes
Practise the questions
12 questions from this quiz
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Practise the questions
12 questions from this quiz
In which year did John Dalton first publish his scientific theory about atoms?
In which year did John Dalton first publish his scientific theory about atoms?
1803
How did Dalton describe atoms in his theory?
How did Dalton describe atoms in his theory?
Indivisible and indestructible spheres
What particle did J.J. Thomson discover?
What particle did J.J. Thomson discover?
Electron
What was Thomson's model of the atom called?
What was Thomson's model of the atom called?
Plum pudding model
How did the plum pudding model describe the atom?
How did the plum pudding model describe the atom?
Positive ball with electrons throughout
In which year did Rutherford conduct his gold foil experiment?
In which year did Rutherford conduct his gold foil experiment?
1909
What did Rutherford fire at the gold foil?
What did Rutherford fire at the gold foil?
Positively charged alpha particles
What happened to most of the alpha particles in Rutherford's experiment?
What happened to most of the alpha particles in Rutherford's experiment?
Passed straight through the foil
What did the passing through of most alpha particles indicate?
What did the passing through of most alpha particles indicate?
Atoms are mostly empty space
What did the deflected alpha particles suggest about the atom?
What did the deflected alpha particles suggest about the atom?
Small, dense, positive centre exists
What model did Rutherford propose based on his findings?
What model did Rutherford propose based on his findings?
Nuclear model
Where is most of the atom's mass located in Rutherford's model?
Where is most of the atom's mass located in Rutherford's model?
In the nucleus