Physics · Structure of Atom
Which of Rutherford's experimental observations led him to conclude that the positive charge of an atom is concentrated in a very small region?
- 1Electrons were found to orbit the nucleus in specific energy levels.
- 2A very small fraction of α-particles rebounded almost backwards.✓
- 3Most α-particles followed a straight path through the gold foil.
- 4A small fraction of α-particles were deflected by small angles.
Correct answer
A very small fraction of α-particles rebounded almost backwards.
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