We tour the periodic table - the 'map' of the atoms

If you're looking for the show notes for episode 6, click here. Sorry about the mistake!

• This is your brain on podcasts...podcasts are good! (The New York Times)
• Our Strange Attractor website
• The Overcast podcast player is great & free...get it! (Overcast)
• Boris Becker (Bio)
• The periodic table - how atoms are organised (ptable.com)
• Dimitri Mendeleev & the periodic table (Royal Society of Chemistry)
• The magnetic periodic table of swear words (Amazon)
• True nerds name their devices/servers according to a theme (Naming Schemes)
• Mendeleev's predicted elements (Wikipedia)
• Arrangement of the elements (BBC)
• What is atomic mass? (Encyclopaedia Britannica)
• What is atomic weight? (Encyclopaedia Britannica)
• The atomic masses of tellurium & iodine are anomalies (BBC)
• B&Q
• Bunnings
• Home Depot
• Turning lead into gold is too much effort (Scientific American)
• Turning lead into gold is too much effort (Chemistry Explained)
• But...medieval alchemy paved the way to chemistry (Wikipedia)
• What is an electron? (Chem4Kids)
• Number of electrons = number of protons in the nucleus (Jefferson Lab)
• The 'solar system' atom diagram & electron shells (CIR Rm.6)
• Atoms like to have full outer shells...apparently it makes them 'happy' (The Science Forum)
• Bonding diagrams of simple things like water (BBC)
• Simple animation of H2 and H2O electron sharing (BBC)
• Electrons in the shells of the first 20 elements (BBC)
• An atom can have more or less electrons than protons - then it's 'charged' (Physics Classroom)
• Electron shells are divided up into orbitals (Wikibooks)
• Electron configurations listed on the periodic table (Chemical Elements)
• Row 1 of the periodic table is called 'period 1': 1 shell with 0-2 electrons (Wikipedia)
• Row 2 of the periodic table is called 'period 2': 2 shells, outer shell 0-8 electrons (Wikipedia)
• Lithium: first shell full, 1 electron in 2nd outer shell (BBC)
• Number of electrons in the 1st, 2nd, 3rd etc. outer shells (Wikipedia)
• What is a chemical reaction? (Encyclopaedia Britannica)
• What is chemistry (& physics)? (About Education)
• What is physics? (Physics.org)
• Lithium, sodium & potassium react with water (YouTube)
• What happens when you throw a lump of sodium in a river? (Digg)
• Making table salt: sodium + chlorine reaction (Digg)
• Neon has 8 electrons in its outer shell so it's full (BBC)
• Elements in the vertical columns of the periodic table have similar properties because they have the same number of electrons in their outer shell (Boundless)
• When you go down a row ('period'), you add an electron shell (Chem4Kids)
• Sodium: 1st & 2nd shells full, 1 electron in 3rd outer shell (BBC)
• Chlorine has 7 electrons in its 3rd (outer shell) - it wants 1 more to feel complete (BBC)
• Table salt & its ionic bonding (NaCl) (GCSE Science)
• Sodium's symbol (Na) comes from the Latin word for sodium carbonate, 'natrium' (Jefferson Lab)
• Lead's symbol (Pb) comes from the Latin word for liquid silver, 'plumbum' (WebElements)
• What is a salt? (Wikipedia)
• Potassium: 1st, 2nd, 3rd shells full, 1 electron in 4th outer shell (BBC)
• Potassium bromide (KBr) is also a salt - formerly used as an anticonvulsant (Wikipedia)
• What is methane? (Science is fun)
• Why do we need salt? (The Naked Scientists)
• What is solubility? (Wikipedia)
• When things dissolve in water it's called an 'aqueous solution' (Wikipedia)
• Physicists often wonder "What would happen if the laws of physics changed?" (The Nature of Reality)
• Are there other universes with other laws? (The Daily Galaxy)
• "In search for alien life - follow the water" (Space.com)
• "Could alien life exist in the methane habitable zone?" (Space.com)
• Saturn's moon, Titan, has lakes of liquid methane and ethane (Wikipedia)
• So far, the periodic table seems to work across the universe (Hayden Planetarium)
• The 'nucleosynthesis periodic table' shows what kind of stars made each element (Wikipedia)
• Once you're in the 80s & 90s in the periodic table, things get a bit unstable (Wikipedia)
• What is radioactive decay? (NDT Resource Center)
• What is uranium? (Jefferson Lab)
• Uranium the movie (GenePool Productions)
• What is plutonium? (Jefferson Lab)
• Uranium eventually turns into lead after spitting out enough protons & energy (Wikipedia)
• The 3 types of radiation - alpha, beta & gamma (BBC)
• After 92 (uranium), the elements are all manmade (Jefferson Lab)
• The 'transfermium elements' (past 100) only exist for seconds (Chemistry Explained)
• "Superheavy element 117 points to fabled 'island of stability' on periodic table" (Scientific American)
• Systematic element name: the temporary name given to a newly-made or not-yet-made element (Wikipedia)
• The periodic table's 4 new elements - ununtrium, ununpentium, ununseptium and ununoctium - are just placeholder names (Compound Interest)
• When Mendeleev published the first periodic table in 1869, he had to leave predictions/gaps for the future (Wikipedia)
• Marie Curie wasn't born until 1867, just when the periodic table was invented (Nobelprize.org)
• Mendeleev died in 1907, so he enjoyed his periodic table for 38 years (Wikipedia)
• Is that Mendeleev on the cover of Jethro Tull's Aqualung?? (Wikipedia)
• How are elements grouped? aww the 'poor metals' (Los Alamos National Laboratory)
• Mendeleev apparently dreamt the periodic table! (Wikipedia)
• "How one scientist dreamt up the periodic table" (Curiosity)
• What's in a periodic table dream? (Dreaminterpretation Dictionary)
• The ye olde 1871 periodic table (Wikipedia)
• The periodic table was invented before we knew about electrons (Encyclopaedia Britannica)
• Other scientists contributed, or got close, to inventing the periodic table (Royal Society of Chemistry)
• Lanthanides & actanides (Los Alamos National Laboratory)
• Let's draw Feynman diagrams! (Quantum Diaries)
• Quantum calculations are haaaard - here's a paper called "Accurate Atomic Transition Probabilities for Hydrogen, Helium, and Lithium" (National Institute of Standards and Technology)
• Fancy a radon bath? (PubMed: Dose Response. 2006; 4(2): 106–118)
• Marie Curie died of the radiation (BBC)
• Marie Curie's notebooks are still radioactive (Open Culture)
• Radox

Corrections

• The most common form of hydrogen has 1 proton, 1 electron & NO neutrons (Chemical Elements)
• HOWEVER...deuterium, another form of hydrogen, has 1 neutron (Wikipedia)
• In 'covalent' bonds, electrons are shared by atoms (e.g. H2O) (Virtual Chembook)
• In 'ionic' bonds, electrons are transferred between atoms (e.g. NaCl) (Virtual Chembook)
• NASA thinks the moon MAY have water - 6 billion tonnes of water ice (NASA)
• Unobtanium isn't real yet Johnny (Daily Galaxy)