{
  "id": "dd8f8faf-ae6b-54e9-ae64-e09582b0fce9",
  "slug": "equations",
  "title": "Equations",
  "course": "General Chemistry",
  "questionCount": 14,
  "page": "https://splycr.com/general-chemistry/equations",
  "data": "https://splycr.com/library/equations.json",
  "play": "https://splycr.com/?set=dd8f8faf-ae6b-54e9-ae64-e09582b0fce9",
  "source": {
    "name": "Biology by Bradford",
    "href": "https://www.biologybybradford.com",
    "note": "Written for the splycr library by Biology by Bradford."
  },
  "questions": [
    {
      "number": 1,
      "question": "Substances present at the start of a reaction?",
      "answer": "Reactants",
      "wrongOptions": [
        "Products",
        "Catalysts",
        "Solvents"
      ]
    },
    {
      "number": 2,
      "question": "Law explaining why a balanced equation has the same atoms on each side?",
      "answer": "Conservation of mass",
      "wrongOptions": [
        "Conservation of energy",
        "Law of octaves",
        "Avogadro's law"
      ]
    },
    {
      "number": 3,
      "question": "State symbol for a gas?",
      "answer": "(g)",
      "wrongOptions": [
        "(l)",
        "(s)",
        "(aq)"
      ]
    },
    {
      "number": 4,
      "question": "Coefficient of H₂ when N₂ + H₂ → NH₃ is balanced?",
      "answer": "3",
      "wrongOptions": [
        "2",
        "1",
        "6"
      ]
    },
    {
      "number": 5,
      "question": "Coefficient of HCl when Mg + HCl → MgCl₂ + H₂ is balanced?",
      "answer": "2",
      "wrongOptions": [
        "1",
        "3",
        "4"
      ]
    },
    {
      "number": 6,
      "question": "Total number of atoms in one formula unit of CaCO₃?",
      "answer": "5",
      "wrongOptions": [
        "3",
        "4",
        "6"
      ]
    },
    {
      "number": 7,
      "question": "Number of hydrogen atoms shown by 3H₂O?",
      "answer": "6",
      "wrongOptions": [
        "2",
        "3",
        "5"
      ]
    },
    {
      "number": 8,
      "question": "Word equation: magnesium + oxygen → …?",
      "answer": "Magnesium oxide",
      "wrongOptions": [
        "Magnesium hydroxide",
        "Magnesium carbonate",
        "Magnesium oxygenate"
      ]
    },
    {
      "number": 9,
      "question": "Reaction in which a more reactive metal takes the place of a less reactive one?",
      "answer": "Displacement",
      "wrongOptions": [
        "Decomposition",
        "Neutralisation",
        "Combustion"
      ]
    },
    {
      "number": 10,
      "question": "Breaking down a compound by heating it?",
      "answer": "Thermal decomposition",
      "wrongOptions": [
        "Combustion",
        "Displacement",
        "Oxidation"
      ]
    },
    {
      "number": 11,
      "question": "Reaction of a fuel with oxygen that releases heat and light?",
      "answer": "Combustion",
      "wrongOptions": [
        "Decomposition",
        "Neutralisation",
        "Electrolysis"
      ]
    },
    {
      "number": 12,
      "question": "Gain of oxygen by a substance?",
      "answer": "Oxidation",
      "wrongOptions": [
        "Reduction",
        "Neutralisation",
        "Decomposition"
      ]
    },
    {
      "number": 13,
      "question": "Insoluble solid formed when two solutions are mixed?",
      "answer": "Precipitate",
      "wrongOptions": [
        "Solvent",
        "Filtrate",
        "Solute"
      ]
    },
    {
      "number": 14,
      "question": "Ionic equation for neutralisation?",
      "answer": "H⁺ + OH⁻ → H₂O",
      "wrongOptions": [
        "Na⁺ + Cl⁻ → NaCl",
        "H⁺ + Cl⁻ → HCl",
        "2H⁺ + O²⁻ → H₂O"
      ]
    }
  ]
}