{
  "id": "3e4f5d24-aca2-519f-a7b9-8562b7c3131b",
  "slug": "r3-4-electron-pair-sharing-reactions-sl",
  "title": "R3.4 Electron-pair sharing reactions (SL)",
  "course": "IB Chemistry",
  "level": "SL",
  "syllabusCode": "R3.4",
  "questionCount": 14,
  "page": "https://splycr.com/ib-chemistry/r3-4-electron-pair-sharing-reactions-sl",
  "data": "https://splycr.com/library/r3-4-electron-pair-sharing-reactions-sl.json",
  "play": "https://splycr.com/?set=3e4f5d24-aca2-519f-a7b9-8562b7c3131b",
  "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": "Electron-pair donor that attacks an electron-deficient carbon?",
      "answer": "Nucleophile",
      "wrongOptions": [
        "Electrophile",
        "Radical",
        "Oxidising agent"
      ]
    },
    {
      "number": 2,
      "question": "Species that accepts a lone pair from a nucleophile?",
      "answer": "Electrophile",
      "wrongOptions": [
        "Ligand",
        "Radical",
        "Reducing agent"
      ]
    },
    {
      "number": 3,
      "question": "Feature every nucleophile must have?",
      "answer": "A lone pair",
      "wrongOptions": [
        "A positive charge",
        "An unpaired electron",
        "An empty orbital"
      ]
    },
    {
      "number": 4,
      "question": "Which of these species is a nucleophile?",
      "answer": "OH⁻",
      "wrongOptions": [
        "H⁺",
        "NO₂⁺",
        "CH₃⁺"
      ]
    },
    {
      "number": 5,
      "question": "Which of these species is an electrophile?",
      "answer": "H⁺",
      "wrongOptions": [
        "OH⁻",
        "NH₃",
        "H₂O"
      ]
    },
    {
      "number": 6,
      "question": "Organic product of warming 1-bromopropane with aqueous NaOH?",
      "answer": "Propan-1-ol",
      "wrongOptions": [
        "Propene",
        "Propan-2-ol",
        "Propane"
      ]
    },
    {
      "number": 7,
      "question": "Type of reaction between CH₃CH₂Br and aqueous OH⁻?",
      "answer": "Nucleophilic substitution",
      "wrongOptions": [
        "Electrophilic addition",
        "Elimination",
        "Free-radical substitution"
      ]
    },
    {
      "number": 8,
      "question": "The halide ion displaced from a halogenoalkane is called the…?",
      "answer": "Leaving group",
      "wrongOptions": [
        "Nucleophile",
        "Electrophile",
        "Functional group"
      ]
    },
    {
      "number": 9,
      "question": "Alkenes attract electrophiles because the C=C bond has a high…?",
      "answer": "Electron density",
      "wrongOptions": [
        "Polarity",
        "Bond enthalpy",
        "Positive charge"
      ]
    },
    {
      "number": 10,
      "question": "Type of reaction between ethene and bromine?",
      "answer": "Electrophilic addition",
      "wrongOptions": [
        "Nucleophilic substitution",
        "Free-radical substitution",
        "Elimination"
      ]
    },
    {
      "number": 11,
      "question": "Product of ethene with bromine?",
      "answer": "1,2-dibromoethane",
      "wrongOptions": [
        "Bromoethane",
        "1,1-dibromoethane",
        "Dibromoethene"
      ]
    },
    {
      "number": 12,
      "question": "Product of ethene with hydrogen bromide?",
      "answer": "Bromoethane",
      "wrongOptions": [
        "1,2-dibromoethane",
        "Bromoethene",
        "Ethanol"
      ]
    },
    {
      "number": 13,
      "question": "Product of ethene with steam over a phosphoric acid catalyst?",
      "answer": "Ethanol",
      "wrongOptions": [
        "Ethanal",
        "Ethane",
        "Ethanoic acid"
      ]
    },
    {
      "number": 14,
      "question": "Colour change when bromine water is shaken with an alkene?",
      "answer": "Orange to colourless",
      "wrongOptions": [
        "Colourless to orange",
        "Orange to green",
        "Purple to colourless"
      ]
    }
  ]
}