Search results 144 items matching your search terms. Filter the results Item type Select All/None Collection File Folder Image Link Movie Page Question Quiz Quiz History New items since Yesterday Last week Last month Ever Sort by relevance date (newest first) alphabetically A proton is larger in size (more massive) than electron by admin — published Sep 12, 2022 — last modified Sep 15, 2022 11:41 PM Located in Chemistry / Atoms, Molecules, and Ions / Atomic Theory All atoms of iron have 26 protons in the nucleus by admin — published Sep 15, 2022 — last modified Sep 15, 2022 11:41 PM Located in Chemistry / Atoms, Molecules, and Ions / Atomic Theory Assign symbols often used to each subatomic particle by admin — published Sep 12, 2022 — last modified Jul 03, 2025 12:29 PM Located in Chemistry / Atoms, Molecules, and Ions / Atomic Theory Atoms are composed of smaller parts called by admin — published Sep 12, 2022 — last modified Sep 15, 2022 11:41 PM Located in Chemistry / Atoms, Molecules, and Ions / Atomic Theory Atoms of the same element can have different numbers of neutrons by admin — published Sep 15, 2022 — last modified Sep 15, 2022 11:41 PM Located in Chemistry / Atoms, Molecules, and Ions / Atomic Theory Different atoms of hydrogen have one or more than one proton in the nucleus by admin — published Sep 15, 2022 — last modified Sep 15, 2022 11:41 PM Located in Chemistry / Atoms, Molecules, and Ions / Atomic Theory Hydrogen and iron atomic numbers by admin — published Sep 15, 2022 — last modified Sep 15, 2022 11:41 PM Located in Chemistry / Atoms, Molecules, and Ions / Atomic Theory Hydrogen deuterium and tritium by admin — published Sep 15, 2022 — last modified Jul 03, 2025 12:29 PM Located in Chemistry / Atoms, Molecules, and Ions / Atomic Theory Individual atoms can be seen to the naked eyes by admin — published Sep 11, 2022 — last modified Sep 15, 2022 11:41 PM Located in Chemistry / Atoms, Molecules, and Ions / Atomic Theory It would take millions of atoms to make a line which visible and measurable by admin — published Sep 11, 2022 — last modified Sep 15, 2022 11:41 PM Located in Chemistry / Atoms, Molecules, and Ions / Atomic Theory 1 2 3 4 5 6 7 ... 15 Next 10 items > Subscribe to an always-updated RSS feed.