https://www.khanacademy.org/science/ncert-class-9-science/x7e8d66f732d28ce4:atoms-and-molecules/x7e8d66f732d28ce4:what-is-an-atom/v/elements-and-atoms-dubv 2025-05-29T08:44:44.739717086Z Elements and atoms Elements are pure substances with specific properties. Atoms are the smallest units of elements that still retain the element's properties. Let's learn more about atoms and elements in this video. Dubverse video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Elements and atoms Elements are pure substances with specific properties. Atoms are the smallest units of elements that still retain the element's properties. Let's learn more about atoms and elements in this video. https://cdn.kastatic.org/ka-youtube-converted/VOjiqoYlHWg.mp4/VOjiqoYlHWg.mp4 790 What is an atom? https://www.khanacademy.org/science/ap-biology/chemistry-of-life/elements-of-life/a/matter-elements-atoms-article 2021-04-29T08:02:50Z Matter, elements, and atoms Learn about the structure of the atom, and how atoms make up matter. An atom is the smallest unit of matter that retains all of the chemical properties of an element.  article https://www.khanacademy.org/science/ncert-class-9-science/x7e8d66f732d28ce4:atoms-and-molecules/x7e8d66f732d28ce4:what-is-an-atom/v/introduction-to-atoms 2025-05-29T08:44:44.739717086Z Introduction to Atoms Learn how atoms are made up of protons, neutrons, and electrons. Elements are defined by the atomic number, the number of protons in the nucleus. The mass of an atom is determined by the total number of protons and neutrons. Dubverse video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Introduction to Atoms Learn how atoms are made up of protons, neutrons, and electrons. Elements are defined by the atomic number, the number of protons in the nucleus. The mass of an atom is determined by the total number of protons and neutrons. https://cdn.kastatic.org/ka-youtube-converted/o2Bgqro_Axk.mp4/o2Bgqro_Axk.mp4 1265 What is an atom?