https://www.khanacademy.org/science/chemistry/atomic-structure-and-properties/history-of-atomic-structure/v/rutherfords-gold-foil-experiment 2022-09-27T05:27:31.474935863Z Rutherford’s gold foil experiment Learn about Rutherford's discovery of the nucleus and the development of the nuclear model of the atom. video https://cdn.kastatic.org/googleusercontent/GUca1q02zeVjSuVtBIXH6p52GSGoDXIJ1yEl6cYQ4J1y8JlCk2lZbfkLapmLiIsRJkG0n-vitdeSdc31H9toW26p Rutherford’s gold foil experiment Learn about Rutherford's discovery of the nucleus and the development of the nuclear model of the atom. https://cdn.kastatic.org/ka-youtube-converted/bVlwH1kfDeg.mp4/bVlwH1kfDeg.mp4 684 Atoms https://www.khanacademy.org/science/in-in-class-12th-physics-india/in-in-atoms/in-in-history-of-atomic-structure/v/worked-example-distance-of-closest-approach 2023-04-26T21:01:18.499030148Z Worked example: Distance of closest approach Let's learn how to find how close can two charged particles get when we shoot one at the other. Vibhor Pandey video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Worked example: Distance of closest approach Let's learn how to find how close can two charged particles get when we shoot one at the other. https://cdn.kastatic.org/ka-youtube-converted/jhqWL93BIz4.mp4/jhqWL93BIz4.mp4 349 Atoms https://www.khanacademy.org/science/in-in-class-12th-physics-india/in-in-atoms/in-in-atoms-and-electrons/v/bohr-model-radii-derivation-using-physics 2022-11-16T04:22:43.7414897Z Bohr model radii (derivation using physics) Learn about the Bohr model of the hydrogen atom and the physics behind it. Use equations such as Coulomb's law and Newton's second law, along with the assumption that angular momentum of an electron is quantized, to calculate the radius of the atom for a ground state electron. Jay video https://cdn.kastatic.org/googleusercontent/GUB0JzBFn2xJrKYqoMwxP9g78OVwVj8GfN2ZYo0azq8QTpwb7n8PQIuYLRystUnUAzyQCkCI88K2MhkW5_lAn6GC Bohr model radii (derivation using physics) Learn about the Bohr model of the hydrogen atom and the physics behind it. Use equations such as Coulomb's law and Newton's second law, along with the assumption that angular momentum of an electron is quantized, to calculate the radius of the atom for a ground state electron. https://cdn.kastatic.org/ka-youtube-converted/Qcd0IhW_85I.mp4/Qcd0IhW_85I.mp4 652 Atoms https://www.khanacademy.org/science/jnv-board-preparation-class-12-physics/x194606e36b639209:week-3/x194606e36b639209:atoms/e/atoms 2026-04-08T01:15:04.085520103Z Atoms Let's practice! vibhor exercise