{
  "id": "de1d5a99-53d7-55c1-83c4-41f40053fd97",
  "slug": "states-of-matter",
  "title": "States of matter",
  "course": "General Chemistry",
  "questionCount": 15,
  "page": "https://splycr.com/general-chemistry/states-of-matter",
  "data": "https://splycr.com/library/states-of-matter.json",
  "play": "https://splycr.com/?set=de1d5a99-53d7-55c1-83c4-41f40053fd97",
  "source": {
    "name": "Biology by Bradford",
    "href": "https://www.biologybybradford.com",
    "note": "Written for the splycr library by Biology by Bradford."
  },
  "questions": [
    {
      "number": 1,
      "question": "State in which particles vibrate about fixed positions?",
      "answer": "Solid",
      "wrongOptions": [
        "Liquid",
        "Gas",
        "Plasma"
      ]
    },
    {
      "number": 2,
      "question": "State of a substance at 25 °C if it melts at −10 °C and boils at 80 °C?",
      "answer": "Liquid",
      "wrongOptions": [
        "Solid",
        "Gas",
        "Aqueous"
      ]
    },
    {
      "number": 3,
      "question": "State of a substance at 25 °C if it melts at −200 °C and boils at −180 °C?",
      "answer": "Gas",
      "wrongOptions": [
        "Liquid",
        "Solid",
        "Aqueous"
      ]
    },
    {
      "number": 4,
      "question": "Change of state from liquid to solid?",
      "answer": "Freezing",
      "wrongOptions": [
        "Melting",
        "Condensing",
        "Evaporating"
      ]
    },
    {
      "number": 5,
      "question": "Change of state from gas to liquid?",
      "answer": "Condensation",
      "wrongOptions": [
        "Evaporation",
        "Sublimation",
        "Freezing"
      ]
    },
    {
      "number": 6,
      "question": "Change of state from solid straight to gas?",
      "answer": "Sublimation",
      "wrongOptions": [
        "Condensation",
        "Melting",
        "Freezing"
      ]
    },
    {
      "number": 7,
      "question": "Temperature at which a pure solid turns into a liquid?",
      "answer": "Melting point",
      "wrongOptions": [
        "Boiling point",
        "Dew point",
        "Flash point"
      ]
    },
    {
      "number": 8,
      "question": "Boiling point of pure water at sea level?",
      "answer": "100 °C",
      "wrongOptions": [
        "0 °C",
        "50 °C",
        "273 °C"
      ]
    },
    {
      "number": 9,
      "question": "Melting point of pure ice?",
      "answer": "0 °C",
      "wrongOptions": [
        "100 °C",
        "−10 °C",
        "4 °C"
      ]
    },
    {
      "number": 10,
      "question": "Spreading of particles from high to low concentration?",
      "answer": "Diffusion",
      "wrongOptions": [
        "Osmosis",
        "Condensation",
        "Evaporation"
      ]
    },
    {
      "number": 11,
      "question": "A pure substance melts at…?",
      "answer": "One fixed temperature",
      "wrongOptions": [
        "A wide range",
        "Any temperature",
        "Two temperatures"
      ]
    },
    {
      "number": 12,
      "question": "Effect of impurities on the melting point of a substance?",
      "answer": "Lowers it",
      "wrongOptions": [
        "Raises it",
        "No effect",
        "Makes it sharper"
      ]
    },
    {
      "number": 13,
      "question": "While water boils, its temperature stays constant because energy is overcoming…?",
      "answer": "Forces between particles",
      "wrongOptions": [
        "Bonds within molecules",
        "Atoms into ions",
        "Atomic nuclei"
      ]
    },
    {
      "number": 14,
      "question": "Particles in a gas that is heated move…?",
      "answer": "Faster",
      "wrongOptions": [
        "Slower",
        "At the same speed",
        "Less randomly"
      ]
    },
    {
      "number": 15,
      "question": "Effect on the pressure of a gas heated in a sealed container?",
      "answer": "Increases",
      "wrongOptions": [
        "Decreases",
        "Stays the same",
        "Drops to zero"
      ]
    }
  ]
}