History of the Atom (AQA GCSE Chemistry Combined Science): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
ShowHide
Practise the questions
10 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 John Dalton describe atoms in his model?
How did John 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
How is the atom described in the plum pudding model?
How is the atom described in the plum pudding model?
Ball of positive charge with negative electrons
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?
Positively charged alpha particles
What happened to most alpha particles in Rutherford's experiment?
What happened to most alpha particles in Rutherford's experiment?
They passed straight through the foil
What did the deflection of some alpha particles suggest about atoms?
What did the deflection of some alpha particles suggest about atoms?
A small, dense, positively charged center
In Rutherford's nuclear model, where is most of the atom's mass located?
In Rutherford's nuclear model, where is most of the atom's mass located?
Concentrated in the nucleus
What is the charge of the nucleus in Rutherford's nuclear model?
What is the charge of the nucleus in Rutherford's nuclear model?
Positive