History of the Atom (OCR GCSE Chemistry A, Combined (Gateway Science Suite)): Quizzes
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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 publish his scientific theory about atoms?
In which year did John Dalton publish his scientific theory about atoms?
1803
How did Dalton describe atoms in his model?
How did Dalton describe atoms in his model?
Indivisible and indestructible spheres
What did J.J. Thomson discover through his experiments?
What did J.J. Thomson discover through his experiments?
The electron
What was the name of the atomic model proposed by J.J. Thomson?
What was the name of the atomic model proposed by J.J. Thomson?
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 scattered in
In which year did Ernest Rutherford conduct his gold foil experiment?
In which year did Ernest Rutherford conduct his gold foil experiment?
1909
What did Rutherford fire at the gold foil in his experiment?
What did Rutherford fire at the gold foil in his experiment?
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?
They passed straight through the foil
What did the fact that most alpha particles passed through indicate?
What did the fact that most alpha particles passed through indicate?
Atoms are mostly empty space
What did deflection of some alpha particles suggest?
What did deflection of some alpha particles suggest?
Small, dense, positive region at centre
What is the name of the atomic model proposed by Rutherford?
What is the name of the atomic model proposed by Rutherford?
Nuclear model
What are the key properties of the nucleus in Rutherford's model?
What are the key properties of the nucleus in Rutherford's model?
Positively charged, contains most mass