View and copy the extracted transcript JSON
Back to FilesGenerate narration from your transcript
[
{
"slide": 1,
"fragments": [
{
"fragment_index": -1,
"text_description": "Element Carbon",
"image_description": ""
},
{
"fragment_index": 1,
"text_description": "Carbon (C)",
"image_description": ""
},
{
"fragment_index": 2,
"text_description": "Carbon is atomic number 6, a non-metal, and the backbone of all living things.\nQuick check: Which household material is almost pure carbon?\nAnswer: Graphite in a pencil lead.",
"image_description": ""
}
]
},
{
"slide": 2,
"fragments": [
{
"fragment_index": -1,
"text_description": "Valency 4",
"image_description": ""
},
{
"fragment_index": 1,
"text_description": "Carbon",
"image_description": ""
},
{
"fragment_index": 2,
"text_description": "Electronic configuration: 2,4. Its outer shell holds 4 electrons and needs 4 more for a stable octet. Instead of losing or gaining 4, carbon shares all 4 with other atoms. Therefore it forms four covalent bonds and shows valency 4.",
"image_description": ""
}
]
},
{
"slide": 3,
"fragments": [
{
"fragment_index": -1,
"text_description": "Catenation Power",
"image_description": ""
},
{
"fragment_index": 1,
"text_description": "Catenation",
"image_description": ""
},
{
"fragment_index": 2,
"text_description": "Carbon bonds to itself again and again, creating long chains, rings, and branched structures.",
"image_description": ""
},
{
"fragment_index": 3,
"text_description": "Octane \\(C_8H_{18}\\) in petrol is an eight-carbon chain. Name another catenated molecule.",
"image_description": ""
}
]
},
{
"slide": 4,
"fragments": [
{
"fragment_index": -1,
"text_description": "Why So Many Compounds?\nLet’s unpack the trio of superpowers:",
"image_description": ""
},
{
"fragment_index": 1,
"text_description": "1\nTetravalency\nCarbon makes four covalent bonds, letting it connect with many atoms simultaneously.",
"image_description": ""
},
{
"fragment_index": 2,
"text_description": "2\nCatenation\nCarbon atoms join to themselves forming chains, rings, or branches, creating countless frameworks.",
"image_description": ""
},
{
"fragment_index": 3,
"text_description": "3\nSmall Atomic Size\nA compact nucleus gives strong, stable bonds, so large molecules stay intact.",
"image_description": ""
}
]
},
{
"slide": 5,
"fragments": [
{
"fragment_index": -1,
"text_description": "Saturated vs Unsaturated",
"image_description": ""
},
{
"fragment_index": 1,
"text_description": "Saturated\nOnly single C–C bonds present.\nCarbon valency fully satisfied—no more atoms can add.\nGeneral formula \\( \\mathrm{C_nH_{2n+2}} \\).\nExample: propane \\( \\mathrm{C_3H_8} \\).",
"image_description": ""
},
{
"fragment_index": 2,
"text_description": "Unsaturated\nContain at least one double (C=C) or triple (C≡C) bond.\nExtra bonding capacity lets other atoms add.\nAlkenes: \\( \\mathrm{C_nH_{2n}} \\); Alkynes: \\( \\mathrm{C_nH_{2n-2}} \\).\nExamples: ethene \\( \\mathrm{C_2H_4} \\), ethyne \\( \\mathrm{C_2H_2} \\).",
"image_description": ""
},
{
"fragment_index": 3,
"text_description": "Key Similarities\nBoth are organic compounds with C–C skeletons.\nBoth burn in air to give \\( \\mathrm{CO_2} \\) and \\( \\mathrm{H_2O} \\).",
"image_description": ""
}
]
},
{
"slide": 6,
"fragments": [
{
"fragment_index": -1,
"text_description": "Multiple Choice Question\nconst correctOption = 2;\n const answerCards = document.querySelectorAll('.answer-card');\n const submitBtn = document.getElementById('submitBtn');\n const feedbackCorrect = document.getElementById('feedbackCorrect');\n const feedbackIncorrect = document.getElementById('feedbackIncorrect');\n \n let selectedOption = null;\n \n answerCards.forEach((card, index) => {\n card.addEventListener('click', () => {\n answerCards.forEach(c => c.classList.remove('border-blue-500', 'bg-blue-50'));\n card.classList.add('border-blue-500', 'bg-blue-50');\n selectedOption = index;\n });\n });\n \n submitBtn.addEventListener('click', () => {\n if (selectedOption === null) return;\n \n if (selectedOption === correctOption) {\n feedbackCorrect.classList.remove('hidden');\n feedbackIncorrect.classList.add('hidden');\n } else {\n feedbackIncorrect.classList.remove('hidden');\n feedbackCorrect.classList.add('hidden');\n }\n });",
"image_description": ""
},
{
"fragment_index": 1,
"text_description": "Question\nWhat is the valency of carbon?",
"image_description": ""
},
{
"fragment_index": 2,
"text_description": "1\n2",
"image_description": ""
},
{
"fragment_index": 3,
"text_description": "2\n3",
"image_description": ""
},
{
"fragment_index": 4,
"text_description": "3\n4",
"image_description": ""
},
{
"fragment_index": 5,
"text_description": "4\n5",
"image_description": ""
},
{
"fragment_index": 6,
"text_description": "Hint:\nHow many electrons must carbon share to complete its octet?",
"image_description": ""
},
{
"fragment_index": 7,
"text_description": "Submit Answer",
"image_description": ""
},
{
"fragment_index": 8,
"text_description": "Correct!\nCarbon has a valency of four because it forms four covalent bonds to complete its octet.",
"image_description": ""
},
{
"fragment_index": 9,
"text_description": "Incorrect\nRemember: carbon has four outer electrons and needs four more to reach eight, so its valency is four.",
"image_description": ""
}
]
},
{
"slide": 7,
"fragments": [
{
"fragment_index": -1,
"text_description": "Classify the Compounds\nCheck Answers\nResults\n// Drag and drop functionality\n const draggableItems = document.querySelectorAll('.draggable-item');\n const dropZones = document.querySelectorAll('.drop-zone');\n const checkAnswersBtn = document.getElementById('checkAnswersBtn');\n const feedbackArea = document.getElementById('feedbackArea');\n const feedbackContent = document.getElementById('feedbackContent');\n\n // Drag and drop event listeners\n draggableItems.forEach(item => {\n item.addEventListener('dragstart', handleDragStart);\n item.addEventListener('dragend', handleDragEnd);\n });\n\n dropZones.forEach(zone => {\n zone.addEventListener('dragover', handleDragOver);\n zone.addEventListener('drop', handleDrop);\n zone.addEventListener('dragenter', handleDragEnter);\n zone.addEventListener('dragleave', handleDragLeave);\n });\n\n function handleDragStart(e) {\n e.target.classList.add('opacity-50');\n e.dataTransfer.setData('text/plain', e.target.dataset.id);\n }\n\n function handleDragEnd(e) {\n e.target.classList.remove('opacity-50');\n }\n\n function handleDragOver(e) {\n e.preventDefault();\n }\n\n function handleDragEnter(e) {\n e.preventDefault();\n e.target.closest('.drop-zone').classList.add('border-green-500', 'bg-green-50');\n }\n\n function handleDragLeave(e) {\n e.target.closest('.drop-zone').classList.remove('border-green-500', 'bg-green-50');\n }\n\n function handleDrop(e) {\n e.preventDefault();\n const dropZone = e.target.closest('.drop-zone');\n dropZone.classList.remove('border-green-500', 'bg-green-50');\n\n const itemId = e.dataTransfer.getData('text/plain');\n const draggedItem = document.querySelector(`[data-id=\"${itemId}\"]`);\n\n if (draggedItem && dropZone) {\n dropZone.appendChild(draggedItem);\n dropZone.querySelector('.text-center').style.display = 'none';\n }\n }\n\n // Check answers functionality\n checkAnswersBtn.addEventListener('click', () => {\n let correct = 0;\n draggableItems.forEach(item => {\n const parentZone = item.parentElement.closest('.drop-zone');\n if (parentZone && item.dataset.category === (parentZone.dataset.id === 'zone1' ? 'saturated' : 'unsaturated')) {\n correct++;\n }\n });\n feedbackArea.classList.remove('hidden');\n feedbackContent.innerHTML = `<p class=\"text-gray-800\">You placed ${correct} out of 4 formulas correctly.</p>`;\n });",
"image_description": ""
},
{
"fragment_index": 1,
"text_description": "Drag each formula into the correct category based on its bond type.",
"image_description": ""
},
{
"fragment_index": 2,
"text_description": "Draggable Items\nCH₄\nC₂H₆\nC₂H₄\nC₂H₂",
"image_description": ""
},
{
"fragment_index": 3,
"text_description": "Drop Zones\nSaturated\nUnsaturated",
"image_description": ""
},
{
"fragment_index": 4,
"text_description": "Tip:\nSaturated compounds have only single bonds; unsaturated compounds contain at least one double or triple bond.",
"image_description": ""
}
]
},
{
"slide": 8,
"fragments": [
{
"fragment_index": -1,
"text_description": "Key Takeaways",
"image_description": ""
},
{
"fragment_index": 1,
"text_description": "Atomic identity\nCarbon is element 6; its valency 4 lets it bond with four atoms.",
"image_description": ""
},
{
"fragment_index": 2,
"text_description": "Catenation power\nCarbon atoms join to themselves, building long, branched or ring chains.",
"image_description": ""
},
{
"fragment_index": 3,
"text_description": "Millions of compounds\nSmall size plus tetravalency creates an enormous variety of carbon compounds.",
"image_description": ""
},
{
"fragment_index": 4,
"text_description": "Saturated vs unsaturated\nSingle C–C bonds give saturated compounds; double/triple bonds make them unsaturated.",
"image_description": ""
}
]
}
]