In Rutherford’s experiment using thin gold foil, some $\alpha$-particles were scattered through large angles. Which statement accounts for this observation?
- AMost of the atom consists of empty space.
- BAll of the positive charge and most of the mass of the gold atom are concentrated in a small volume.
- CPositive charge in the gold atom is spread evenly throughout the atom.
- DAll of the negative charge is concentrated at its centre.