{
  "id": "9f1c67c3-ec41-5400-9e1c-a4c331db0225",
  "slug": "metals-and-reactivity",
  "title": "Metals and reactivity",
  "course": "General Chemistry",
  "questionCount": 14,
  "page": "https://splycr.com/general-chemistry/metals-and-reactivity",
  "data": "https://splycr.com/library/metals-and-reactivity.json",
  "play": "https://splycr.com/?set=9f1c67c3-ec41-5400-9e1c-a4c331db0225",
  "source": {
    "name": "Biology by Bradford",
    "href": "https://www.biologybybradford.com",
    "note": "Written for the splycr library by Biology by Bradford."
  },
  "questions": [
    {
      "number": 1,
      "question": "Most reactive of these metals?",
      "answer": "Potassium",
      "wrongOptions": [
        "Magnesium",
        "Iron",
        "Copper"
      ]
    },
    {
      "number": 2,
      "question": "Metal found uncombined in the Earth's crust?",
      "answer": "Gold",
      "wrongOptions": [
        "Iron",
        "Sodium",
        "Aluminium"
      ]
    },
    {
      "number": 3,
      "question": "Rock containing enough metal compound to extract the metal profitably?",
      "answer": "Ore",
      "wrongOptions": [
        "Alloy",
        "Slag",
        "Fossil"
      ]
    },
    {
      "number": 4,
      "question": "Element used to remove oxygen from iron oxide in a blast furnace?",
      "answer": "Carbon",
      "wrongOptions": [
        "Sodium",
        "Copper",
        "Sulfur"
      ]
    },
    {
      "number": 5,
      "question": "Metals more reactive than carbon are extracted by…?",
      "answer": "Electrolysis",
      "wrongOptions": [
        "Heating with carbon",
        "Filtration",
        "Distillation"
      ]
    },
    {
      "number": 6,
      "question": "Removal of oxygen from a metal oxide?",
      "answer": "Reduction",
      "wrongOptions": [
        "Oxidation",
        "Corrosion",
        "Combustion"
      ]
    },
    {
      "number": 7,
      "question": "Iron rusts only in the presence of water and…?",
      "answer": "Oxygen",
      "wrongOptions": [
        "Carbon dioxide",
        "Nitrogen",
        "Salt"
      ]
    },
    {
      "number": 8,
      "question": "Coating iron with a layer of zinc to stop rusting?",
      "answer": "Galvanising",
      "wrongOptions": [
        "Anodising",
        "Alloying",
        "Painting"
      ]
    },
    {
      "number": 9,
      "question": "Zinc still protects scratched iron because zinc is…?",
      "answer": "More reactive",
      "wrongOptions": [
        "Less reactive",
        "Harder",
        "Insoluble"
      ]
    },
    {
      "number": 10,
      "question": "Products when calcium reacts with water?",
      "answer": "Metal hydroxide and hydrogen",
      "wrongOptions": [
        "Metal oxide and oxygen",
        "Metal carbonate and water",
        "Salt and water"
      ]
    },
    {
      "number": 11,
      "question": "Copper does not react with dilute acids because it is…?",
      "answer": "Less reactive than hydrogen",
      "wrongOptions": [
        "More reactive than hydrogen",
        "A non-metal",
        "Too dense"
      ]
    },
    {
      "number": 12,
      "question": "Products when iron is added to copper(II) sulfate solution?",
      "answer": "Iron(II) sulfate and copper",
      "wrongOptions": [
        "Copper(II) sulfate and iron",
        "Iron(II) oxide and copper",
        "Iron(II) sulfide and copper"
      ]
    },
    {
      "number": 13,
      "question": "Which of these metals will not displace copper from copper(II) sulfate solution?",
      "answer": "Silver",
      "wrongOptions": [
        "Zinc",
        "Iron",
        "Magnesium"
      ]
    },
    {
      "number": 14,
      "question": "Mixture of a metal with other elements, such as steel?",
      "answer": "Alloy",
      "wrongOptions": [
        "Ore",
        "Compound",
        "Polymer"
      ]
    }
  ]
}