What makes a molecule, and why do things explode?
The periodic table - how atoms are organised (ptable.com)Reactivity trends within the periodic table (BBC)Hydrogen is highly flammable (Wikipedia)Cool slo-mo hydrogen balloon explosions (YouTube)The Hindenburg disaster news reel: 1937 (YouTube)The Hindenburg disaster (Wikipedia)The Lindbergh baby kidnapping (FBI)Helium isn't reactive (Jefferson Lab)Lithium is very reactive (Jefferson Lab)How lithium ion batteries work (HowStuffWorks)Carbon is pretty stable (Jefferson Lab)Carbon-12 is the most common form of carbon (Wikipedia)Neon isn't reactive (Jefferson Lab)The Noble gases are snobs (Slate)You don't hear much about berrylium (Jefferson Lab)Sodium is very reactive (Jefferson Lab)Potassium is very reactive (Jefferson Lab)Lithium, sodium & potassium react with water (YouTube)Magnesium is a bit less reactive becasue it's in column 2 (Jefferson Lab)Magnesium still reacts with water (YouTube)Magnesium ribbon burns bright white (YouTube)Dimitri Mendeleev & the periodic table (Royal Society of Chemistry)When hydrogen explodes it bonds with oxygen & forms water (Rutgers)Water is held together by covalent bonds (GCSE Science)The Water in Your Glass Might Be Older Than the Sun (The New York Times)Table salt (NaCl) is held together by ionic bonds (GCSE Science)Fiji WaterWhat is heavy water? (About Education)Oxygen in the atmosphere is a molecule: O2 (Wikipedia)A diagram of the O2 molecule (BBC)Atom model with electron shells (Wikipedia)Oxygen in its natural state has 6 electrons in outer shell (About Education)Atoms share electrons in a covalent bond, they don't exchange them (BBC)Electrons are shared in a covalent bond & transferred in an ionic bond (UC Davis ChemWiki)The H2Octopus drawn scientifically (BBC)A simple animation of how atoms join together (BBC)Doctor Octopus (Marvel)Hydrogen without its electron is an ion: H+ (basically it's a proton) (Encyclopaedia Brittanica)A proper study about the Hindenburg fire (University of Colorado)What is a catalyst? (GCSE Science)The strong nuclear force (Smoot Group)Major differences between nuclear & chemical reactions (Georgetown University)The combustion of wood produces CO2 + H2O (What is Chemistry)Common types of chemical reactions (About Education)Reaction of water + sodium (Web Elements)Picture of benzene's structure (ChemTech)Steam is still water but as a gas (TLV)Hydrogen fuel cell fact sheet (US Department of Energy Hydrogen Program)Hydrogen fuel cells release water as a by product (Renewable Energy World)Fuel cell basics (Smithsonian)Water Powered CarWater-fuelled car (Wikipedia)There are many water-fuelled car conspiracy theories (Henry Makow)You lose a lot of electricity in the transmission of electricity: global stats (World Bank)Pros & cons of hydrogen as a fuel (BBC)Why is water clear? A tricky question it seems (Physics StackExchange)Cheeky review? (If we may be so bold)
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