{
  "id": "819bc3a9-473a-5efc-95a0-7f2dbea60bb4",
  "slug": "r3-1-proton-transfer-reactions-sl",
  "title": "R3.1 Proton transfer reactions (SL)",
  "course": "IB Chemistry",
  "level": "SL",
  "syllabusCode": "R3.1",
  "questionCount": 15,
  "page": "https://splycr.com/ib-chemistry/r3-1-proton-transfer-reactions-sl",
  "data": "https://splycr.com/library/r3-1-proton-transfer-reactions-sl.json",
  "play": "https://splycr.com/?set=819bc3a9-473a-5efc-95a0-7f2dbea60bb4",
  "section": {
    "name": "Reactivity 3: What are the mechanisms of chemical change?",
    "page": "https://splycr.com/ib-chemistry/mechanisms-of-chemical-change"
  },
  "source": {
    "name": "Biology by Bradford",
    "href": "https://www.biologybybradford.com",
    "note": "Written for the splycr library by Biology by Bradford."
  },
  "questions": [
    {
      "number": 1,
      "question": "Species that donates H⁺ to another species?",
      "answer": "Brønsted–Lowry acid",
      "wrongOptions": [
        "Brønsted–Lowry base",
        "Conjugate base",
        "Amphiprotic species"
      ]
    },
    {
      "number": 2,
      "question": "Conjugate base of H₂SO₄?",
      "answer": "HSO₄⁻",
      "wrongOptions": [
        "SO₄²⁻",
        "H₃SO₄⁺",
        "HSO₃⁻"
      ]
    },
    {
      "number": 3,
      "question": "Conjugate acid of NH₃?",
      "answer": "NH₄⁺",
      "wrongOptions": [
        "NH₂⁻",
        "H₃O⁺",
        "NH₃⁺"
      ]
    },
    {
      "number": 4,
      "question": "Species that can both donate and accept H⁺, like HCO₃⁻?",
      "answer": "Amphiprotic",
      "wrongOptions": [
        "Monoprotic",
        "Conjugate pair",
        "Neutral"
      ]
    },
    {
      "number": 5,
      "question": "Kw at 298 K?",
      "answer": "1.0 × 10⁻¹⁴",
      "wrongOptions": [
        "1.0 × 10⁻⁷",
        "1.0 × 10¹⁴",
        "1.0 × 10⁻¹²"
      ]
    },
    {
      "number": 6,
      "question": "[OH⁻] when [H⁺] = 1.0 × 10⁻³ mol dm⁻³ at 298 K?",
      "answer": "1.0 × 10⁻¹¹ mol dm⁻³",
      "wrongOptions": [
        "1.0 × 10⁻³ mol dm⁻³",
        "1.0 × 10⁻⁷ mol dm⁻³",
        "1.0 × 10⁻¹⁷ mol dm⁻³"
      ]
    },
    {
      "number": 7,
      "question": "pH of 0.010 mol dm⁻³ HCl?",
      "answer": "2",
      "wrongOptions": [
        "1",
        "12",
        "0.01"
      ]
    },
    {
      "number": 8,
      "question": "pH of a solution with [H⁺] = 1 × 10⁻⁵ mol dm⁻³?",
      "answer": "5",
      "wrongOptions": [
        "9",
        "−5",
        "6"
      ]
    },
    {
      "number": 9,
      "question": "Change in [H⁺] when pH falls from 5 to 3?",
      "answer": "Increases 100-fold",
      "wrongOptions": [
        "Increases 2-fold",
        "Decreases 100-fold",
        "Increases 10-fold"
      ]
    },
    {
      "number": 10,
      "question": "Products of HCl reacting with NaOH?",
      "answer": "Salt and water",
      "wrongOptions": [
        "Salt and hydrogen",
        "Salt, water and CO₂",
        "Hydrogen and water"
      ]
    },
    {
      "number": 11,
      "question": "Gas made when an acid reacts with a metal carbonate?",
      "answer": "Carbon dioxide",
      "wrongOptions": [
        "Hydrogen",
        "Oxygen",
        "Carbon monoxide"
      ]
    },
    {
      "number": 12,
      "question": "Acid that only partially dissociates in water?",
      "answer": "Weak acid",
      "wrongOptions": [
        "Dilute acid",
        "Strong acid",
        "Concentrated acid"
      ]
    },
    {
      "number": 13,
      "question": "Equal concentrations of HCl and CH₃COOH: which has the higher pH?",
      "answer": "Ethanoic acid",
      "wrongOptions": [
        "Hydrochloric acid",
        "Both equal",
        "Cannot tell"
      ]
    },
    {
      "number": 14,
      "question": "Point in a titration where acid and base have reacted in exact proportion?",
      "answer": "Equivalence point",
      "wrongOptions": [
        "End point",
        "Neutral point",
        "Half-equivalence point"
      ]
    },
    {
      "number": 15,
      "question": "pH at the equivalence point of a strong acid–strong base titration at 298 K?",
      "answer": "7",
      "wrongOptions": [
        "9",
        "5",
        "1"
      ]
    }
  ]
}