CHEMISTRY · Single correct · AP · Chemistry · Atomic Structure and Properties · Atomic Structure and Properties
Problem
Rutherford's experiment, which established the nuclear model of the atom, used a beam of: (IIT 2002)
(1) β -particles, which impinged on a metal foil and got absorbed
(2) γ -rays, which impinged on a metal foil and ejected electrons
(3) helium atoms, which impinged on a metal foil and got scattered
(4) helium nuclei, which impinged on a metal foil and got scattered