Chem flashcards 0.0 / 5 ? ChemistryEverything I've been doingGCSEEdexcel Created by: ayouyxCreated on: 11-01-20 22:45 What is the term for gas turning into a solid? Sublimation 1 of 13 How do you test for Carbon Dioxide? Lime water becoming cloudy. 2 of 13 What is an element? A group of the same atom. 3 of 13 How do you make hydrogen gas? Any reactive metal and acid. 4 of 13 Who discovered that electrons were in shells? Niels Bohr 5 of 13 Protons have... A mass of 1 and a charge of +1. 6 of 13 Which of these IS chemically bonded: Mixture or Compound? Compound 7 of 13 How do you test for oxygen gas? A glowing splint will re-light. 8 of 13 How do you test for hydrogen gas? A lighted splint will cause a pop noise. 9 of 13 What is the definition of pure? Something which has had nothing added to it. 10 of 13 Is mineral water pure? No. There are things added to it. 11 of 13 What is the name for drinkable water? (IT IS NOT CONSIDERED PURE) Potable 12 of 13 What can be used to test for the presence of water? Anhydrous Copper Sulfate (water turns blue) and Blue Cobalt Chloride (water turns pink) 13 of 13
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