Ecrit par ✅ Quiz : Loi De Conservation De Soddy
Ce quiz contient 20 questions.
Note : Placeholder pour valider la structure. Le JSON converti est conservé ci-dessous pour l’import final des vraies questions Tutor LMS.
JSON Tutor LMS-ready
{
"quiz_title": "Loi De Conservation De Soddy",
"quiz_slug": "05_loi_de_conservation_de_soddy_quiz",
"quiz_description": "Quiz Edu509 : Loi De Conservation De Soddy",
"quiz_settings": {
"time_limit": {
"time_value": 0,
"time_type": "minutes"
},
"hide_quiz_time_display": false,
"attempts_allowed": 0,
"passing_grade": 70,
"max_questions_for_answer": 0,
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"short_answer_characters_limit": 200
},
"questions": [
{
"question_order": 1,
"question_title": "Lors d'une désintégration alpha du noyau \\\\( ^{238}_{92}U \\\\), quel est le noyau fils produit ?",
"question_type": "single_choice",
"question_mark": 1,
"answer_required": true,
"randomize_question": false,
"show_question_mark": true,
"question_description": "",
"question_explanation": "Pour une désintégration alpha, on enlève 4 au nombre de masse et 2 au numéro atomique : \\\\( A' = 238 - 4 = 234 \\\\), \\\\( Z' = 92 - 2 = 90 \\\\). L'élément de numéro atomique 90 est le thorium (Th).",
"answers": [
{
"answer_title": "\\\\( ^{234}_{90}Th \\\\)",
"is_correct": true,
"answer_order": 1
},
{
"answer_title": "\\\\( ^{234}_{91}Pa \\\\)",
"is_correct": false,
"answer_order": 2
},
{
"answer_title": "\\\\( ^{238}_{90}Th \\\\)",
"is_correct": false,
"answer_order": 3
},
{
"answer_title": "\\\\( ^{238}_{91}Pa \\\\)",
"is_correct": false,
"answer_order": 4
}
]
},
{
"question_order": 2,
"question_title": "Quelle est la particule émise lors d'une désintégration bêta moins ?",
"question_type": "single_choice",
"question_mark": 1,
"answer_required": true,
"randomize_question": false,
"show_question_mark": true,
"question_description": "",
"question_explanation": "La désintégration bêta moins émet un électron, noté \\\\( ^0_{-1}\\\\beta^- \\\\).",
"answers": [
{
"answer_title": "Un électron (\\\\( ^0_{-1}\\\\beta^- \\\\))",
"is_correct": true,
"answer_order": 1
},
{
"answer_title": "Un positon (\\\\( ^0_{+1}\\\\beta^+ \\\\))",
"is_correct": false,
"answer_order": 2
},
{
"answer_title": "Un neutron (\\\\( ^1_0n \\\\))",
"is_correct": false,
"answer_order": 3
},
{
"answer_title": "Une particule alpha (\\\\( ^4_2He \\\\))",
"is_correct": false,
"answer_order": 4
}
]
},
{
"question_order": 3,
"question_title": "Après une désintégration bêta moins du noyau \\\\( ^{32}_{15}P \\\\), quel est le noyau fils ?",
"question_type": "single_choice",
"question_mark": 1,
"answer_required": true,
"randomize_question": false,
"show_question_mark": true,
"question_description": "",
"question_explanation": "Pour une bêta moins : \\\\( A' = 32 - 0 = 32 \\\\), \\\\( Z' = 15 - (-1) = 16 \\\\). L'élément de numéro atomique 16 est le soufre (S).",
"answers": [
{
"answer_title": "\\\\( ^{32}_{16}S \\\\)",
"is_correct": true,
"answer_order": 1
},
{
"answer_title": "\\\\( ^{32}_{14}Si \\\\)",
"is_correct": false,
"answer_order": 2
},
{
"answer_title": "\\\\( ^{31}_{15}P \\\\)",
"is_correct": false,
"answer_order": 3
},
{
"answer_title": "\\\\( ^{32}_{15}P \\\\)",
"is_correct": false,
"answer_order": 4
}
]
},
{
"question_order": 4,
"question_title": "Lors d'une désintégration alpha, comment évoluent le nombre de masse et le numéro atomique du noyau père ?",
"question_type": "single_choice",
"question_mark": 1,
"answer_required": true,
"randomize_question": false,
"show_question_mark": true,
"question_description": "",
"question_explanation": "La particule alpha a \\\\( a = 4 \\\\) et \\\\( z = 2 \\\\), donc \\\\( A' = A - 4 \\\\), \\\\( Z' = Z - 2 \\\\).",
"answers": [
{
"answer_title": "Le nombre de masse diminue de 4, le numéro atomique diminue de 2.",
"is_correct": true,
"answer_order": 1
},
{
"answer_title": "Le nombre de masse diminue de 2, le numéro atomique diminue de 4.",
"is_correct": false,
"answer_order": 2
},
{
"answer_title": "Le nombre de masse ne change pas, le numéro atomique augmente de 1.",
"is_correct": false,
"answer_order": 3
},
{
"answer_title": "Le nombre de masse augmente de 4, le numéro atomique augmente de 2.",
"is_correct": false,
"answer_order": 4
}
]
},
{
"question_order": 5,
"question_title": "Quel est le noyau fils après une désintégration bêta plus du noyau \\\\( ^{18}_{9}F \\\\) ?",
"question_type": "single_choice",
"question_mark": 1,
"answer_required": true,
"randomize_question": false,
"show_question_mark": true,
"question_description": "",
"question_explanation": "Pour une bêta plus : \\\\( A' = 18 - 0 = 18 \\\\), \\\\( Z' = 9 - 1 = 8 \\\\). L'élément de numéro atomique 8 est l'oxygène (O).",
"answers": [
{
"answer_title": "\\\\( ^{18}_{8}O \\\\)",
"is_correct": true,
"answer_order": 1
},
{
"answer_title": "\\\\( ^{18}_{10}Ne \\\\)",
"is_correct": false,
"answer_order": 2
},
{
"answer_title": "\\\\( ^{17}_{9}F \\\\)",
"is_correct": false,
"answer_order": 3
},
{
"answer_title": "\\\\( ^{18}_{9}F \\\\)",
"is_correct": false,
"answer_order": 4
}
]
},
{
"question_order": 6,
"question_title": "Quelle est la loi de conservation de Soddy pour une réaction nucléaire ?",
"question_type": "single_choice",
"question_mark": 1,
"answer_required": true,
"randomize_question": false,
"show_question_mark": true,
"question_description": "",
"question_explanation": "La loi de Soddy impose la conservation du nombre de masse (A) et du numéro atomique (Z) lors d'une réaction nucléaire.",
"answers": [
{
"answer_title": "La somme des nombres de masse et la somme des numéros atomiques restent constantes.",
"is_correct": true,
"answer_order": 1
},
{
"answer_title": "Seul le nombre de masse reste constant.",
"is_correct": false,
"answer_order": 2
},
{
"answer_title": "Seul le numéro atomique reste constant.",
"is_correct": false,
"answer_order": 3
},
{
"answer_title": "Aucune grandeur n'est conservée.",
"is_correct": false,
"answer_order": 4
}
]
},
{
"question_order": 7,
"question_title": "Après une désintégration alpha du \\\\( ^{210}_{84}Po \\\\), quel est le noyau fils ?",
"question_type": "single_choice",
"question_mark": 1,
"answer_required": true,
"randomize_question": false,
"show_question_mark": true,
"question_description": "",
"question_explanation": "Pour une alpha : \\\\( A' = 210 - 4 = 206 \\\\), \\\\( Z' = 84 - 2 = 82 \\\\). L'élément 82 est le plomb (Pb).",
"answers": [
{
"answer_title": "\\\\( ^{206}_{82}Pb \\\\)",
"is_correct": true,
"answer_order": 1
},
{
"answer_title": "\\\\( ^{210}_{82}Pb \\\\)",
"is_correct": false,
"answer_order": 2
},
{
"answer_title": "\\\\( ^{206}_{84}Po \\\\)",
"is_correct": false,
"answer_order": 3
},
{
"answer_title": "\\\\( ^{210}_{83}Bi \\\\)",
"is_correct": false,
"answer_order": 4
}
]
},
{
"question_order": 8,
"question_title": "Quel est le numéro atomique du noyau fils après une désintégration bêta moins du \\\\( ^{60}_{27}Co \\\\) ?",
"question_type": "single_choice",
"question_mark": 1,
"answer_required": true,
"randomize_question": false,
"show_question_mark": true,
"question_description": "",
"question_explanation": "Pour une bêta moins : \\\\( Z' = 27 - (-1) = 28 \\\\).",
"answers": [
{
"answer_title": "28",
"is_correct": true,
"answer_order": 1
},
{
"answer_title": "26",
"is_correct": false,
"answer_order": 2
},
{
"answer_title": "27",
"is_correct": false,
"answer_order": 3
},
{
"answer_title": "29",
"is_correct": false,
"answer_order": 4
}
]
},
{
"question_order": 9,
"question_title": "Après une désintégration alpha puis une bêta moins du \\\\( ^{222}_{86}Rn \\\\), quel est le noyau final ?",
"question_type": "single_choice",
"question_mark": 1,
"answer_required": true,
"randomize_question": false,
"show_question_mark": true,
"question_description": "",
"question_explanation": "Alpha : \\\\( A = 222-4=218 \\\\), \\\\( Z = 86-2=84 \\\\) (Po). Bêta moins : \\\\( Z' = 84-(-1)=85 \\\\), donc \\\\( ^{218}_{85}At \\\\) (astate).",
"answers": [
{
"answer_title": "\\\\( ^{218}_{85}At \\\\)",
"is_correct": true,
"answer_order": 1
},
{
"answer_title": "\\\\( ^{218}_{84}Po \\\\)",
"is_correct": false,
"answer_order": 2
},
{
"answer_title": "\\\\( ^{222}_{87}Fr \\\\)",
"is_correct": false,
"answer_order": 3
},
{
"answer_title": "\\\\( ^{218}_{86}Rn \\\\)",
"is_correct": false,
"answer_order": 4
}
]
},
{
"question_order": 10,
"question_title": "Quelle particule a \\\\( a = 0 \\\\) et \\\\( z = +1 \\\\) ?",
"question_type": "single_choice",
"question_mark": 1,
"answer_required": true,
"randomize_question": false,
"show_question_mark": true,
"question_description": "",
"question_explanation": "Le positon (bêta plus) a \\\\( a = 0 \\\\) et \\\\( z = +1 \\\\).",
"answers": [
{
"answer_title": "Le positon (\\\\( ^0_{+1}\\\\beta^+ \\\\))",
"is_correct": true,
"answer_order": 1
},
{
"answer_title": "L'électron (\\\\( ^0_{-1}\\\\beta^- \\\\))",
"is_correct": false,
"answer_order": 2
},
{
"answer_title": "La particule alpha (\\\\( ^4_2He \\\\))",
"is_correct": false,
"answer_order": 3
},
{
"answer_title": "Le neutron (\\\\( ^1_0n \\\\))",
"is_correct": false,
"answer_order": 4
}
]
},
{
"question_order": 11,
"question_title": "Après une désintégration bêta moins du \\\\( ^{137}_{55}Cs \\\\), quel est le noyau fils ?",
"question_type": "single_choice",
"question_mark": 1,
"answer_required": true,
"randomize_question": false,
"show_question_mark": true,
"question_description": "",
"question_explanation": "Bêta moins : \\\\( A' = 137 \\\\), \\\\( Z' = 55 - (-1) = 56 \\\\). L'élément 56 est le baryum (Ba).",
"answers": [
{
"answer_title": "\\\\( ^{137}_{56}Ba \\\\)",
"is_correct": true,
"answer_order": 1
},
{
"answer_title": "\\\\( ^{137}_{54}Xe \\\\)",
"is_correct": false,
"answer_order": 2
},
{
"answer_title": "\\\\( ^{136}_{55}Cs \\\\)",
"is_correct": false,
"answer_order": 3
},
{
"answer_title": "\\\\( ^{137}_{55}Cs \\\\)",
"is_correct": false,
"answer_order": 4
}
]
},
{
"question_order": 12,
"question_title": "Quel est le nombre de masse du noyau fils après une désintégration alpha du \\\\( ^{241}_{95}Am \\\\) ?",
"question_type": "single_choice",
"question_mark": 1,
"answer_required": true,
"randomize_question": false,
"show_question_mark": true,
"question_description": "",
"question_explanation": "Alpha : \\\\( A' = 241 - 4 = 237 \\\\).",
"answers": [
{
"answer_title": "237",
"is_correct": true,
"answer_order": 1
},
{
"answer_title": "239",
"is_correct": false,
"answer_order": 2
},
{
"answer_title": "241",
"is_correct": false,
"answer_order": 3
},
{
"answer_title": "243",
"is_correct": false,
"answer_order": 4
}
]
},
{
"question_order": 13,
"question_title": "Après une désintégration bêta plus du \\\\( ^{11}_{6}C \\\\), quel est le noyau fils ?",
"question_type": "single_choice",
"question_mark": 1,
"answer_required": true,
"randomize_question": false,
"show_question_mark": true,
"question_description": "",
"question_explanation": "Bêta plus : \\\\( A' = 11 \\\\), \\\\( Z' = 6 - 1 = 5 \\\\). L'élément 5 est le bore (B).",
"answers": [
{
"answer_title": "\\\\( ^{11}_{5}B \\\\)",
"is_correct": true,
"answer_order": 1
},
{
"answer_title": "\\\\( ^{11}_{7}N \\\\)",
"is_correct": false,
"answer_order": 2
},
{
"answer_title": "\\\\( ^{10}_{6}C \\\\)",
"is_correct": false,
"answer_order": 3
},
{
"answer_title": "\\\\( ^{11}_{6}C \\\\)",
"is_correct": false,
"answer_order": 4
}
]
},
{
"question_order": 14,
"question_title": "Quelle est la réaction nucléaire complète pour la désintégration alpha du \\\\( ^{226}_{88}Ra \\\\) ?",
"question_type": "single_choice",
"question_mark": 1,
"answer_required": true,
"randomize_question": false,
"show_question_mark": true,
"question_description": "",
"question_explanation": "Alpha : \\\\( A' = 226-4=222 \\\\), \\\\( Z' = 88-2=86 \\\\), donc \\\\( ^{222}_{86}Rn \\\\) (radon).",
"answers": [
{
"answer_title": "\\\\( ^{226}_{88}Ra \\\\longrightarrow ^{222}_{86}Rn + ^4_2He \\\\)",
"is_correct": true,
"answer_order": 1
},
{
"answer_title": "\\\\( ^{226}_{88}Ra \\\\longrightarrow ^{222}_{88}Ra + ^4_0n \\\\)",
"is_correct": false,
"answer_order": 2
},
{
"answer_title": "\\\\( ^{226}_{88}Ra \\\\longrightarrow ^{230}_{86}Rn + ^{4}_{2}He \\\\)",
"is_correct": false,
"answer_order": 3
},
{
"answer_title": "\\\\( ^{226}_{88}Ra \\\\longrightarrow ^{222}_{84}Po + ^4_2He \\\\)",
"is_correct": false,
"answer_order": 4
}
]
},
{
"question_order": 15,
"question_title": "Après une désintégration alpha puis une bêta moins du \\\\( ^{218}_{84}Po \\\\), quel est le noyau final ?",
"question_type": "single_choice",
"question_mark": 1,
"answer_required": true,
"randomize_question": false,
"show_question_mark": true,
"question_description": "",
"question_explanation": "Alpha : \\\\( A = 218-4=214 \\\\), \\\\( Z = 84-2=82 \\\\) (Pb). Bêta moins : \\\\( Z' = 82-(-1)=83 \\\\), donc \\\\( ^{214}_{83}Bi \\\\) (bismuth).",
"answers": [
{
"answer_title": "\\\\( ^{214}_{83}Bi \\\\)",
"is_correct": true,
"answer_order": 1
},
{
"answer_title": "\\\\( ^{214}_{82}Pb \\\\)",
"is_correct": false,
"answer_order": 2
},
{
"answer_title": "\\\\( ^{218}_{85}At \\\\)",
"is_correct": false,
"answer_order": 3
},
{
"answer_title": "\\\\( ^{218}_{84}Po \\\\)",
"is_correct": false,
"answer_order": 4
}
]
},
{
"question_order": 16,
"question_title": "Quel est le numéro atomique du noyau fils après une désintégration bêta plus du \\\\( ^{22}_{11}Na \\\\) ?",
"question_type": "single_choice",
"question_mark": 1,
"answer_required": true,
"randomize_question": false,
"show_question_mark": true,
"question_description": "",
"question_explanation": "Bêta plus : \\\\( Z' = 11 - 1 = 10 \\\\).",
"answers": [
{
"answer_title": "10",
"is_correct": true,
"answer_order": 1
},
{
"answer_title": "11",
"is_correct": false,
"answer_order": 2
},
{
"answer_title": "12",
"is_correct": false,
"answer_order": 3
},
{
"answer_title": "9",
"is_correct": false,
"answer_order": 4
}
]
},
{
"question_order": 17,
"question_title": "Quelle est la réaction nucléaire complète pour la désintégration bêta moins du \\\\( ^{14}_{6}C \\\\) ?",
"question_type": "single_choice",
"question_mark": 1,
"answer_required": true,
"randomize_question": false,
"show_question_mark": true,
"question_description": "",
"question_explanation": "Bêta moins : \\\\( A' = 14 \\\\), \\\\( Z' = 6-(-1)=7 \\\\), donc \\\\( ^{14}_{7}N \\\\) (azote).",
"answers": [
{
"answer_title": "\\\\( ^{14}_{6}C \\\\longrightarrow ^{14}_{7}N + ^0_{-1}\\\\beta^- \\\\)",
"is_correct": true,
"answer_order": 1
},
{
"answer_title": "\\\\( ^{14}_{6}C \\\\longrightarrow ^{14}_{5}B + ^0_{+1}\\\\beta^+ \\\\)",
"is_correct": false,
"answer_order": 2
},
{
"answer_title": "\\\\( ^{14}_{6}C \\\\longrightarrow ^{10}_{4}Be + ^4_2He \\\\)",
"is_correct": false,
"answer_order": 3
},
{
"answer_title": "\\\\( ^{14}_{6}C \\\\longrightarrow ^{14}_{6}C + ^0_{-1}\\\\beta^- \\\\)",
"is_correct": false,
"answer_order": 4
}
]
},
{
"question_order": 18,
"question_title": "Après une désintégration alpha du \\\\( ^{212}_{84}Po \\\\), quel est le noyau fils ?",
"question_type": "single_choice",
"question_mark": 1,
"answer_required": true,
"randomize_question": false,
"show_question_mark": true,
"question_description": "",
"question_explanation": "Alpha : \\\\( A' = 212-4=208 \\\\), \\\\( Z' = 84-2=82 \\\\). L'élément 82 est le plomb (Pb).",
"answers": [
{
"answer_title": "\\\\( ^{208}_{82}Pb \\\\)",
"is_correct": true,
"answer_order": 1
},
{
"answer_title": "\\\\( ^{212}_{82}Pb \\\\)",
"is_correct": false,
"answer_order": 2
},
{
"answer_title": "\\\\( ^{208}_{84}Po \\\\)",
"is_correct": false,
"answer_order": 3
},
{
"answer_title": "\\\\( ^{212}_{80}Hg \\\\)",
"is_correct": false,
"answer_order": 4
}
]
},
{
"question_order": 19,
"question_title": "Quelle est la réaction nucléaire complète pour la désintégration bêta plus du \\\\( ^{22}_{11}Na \\\\) ?",
"question_type": "single_choice",
"question_mark": 1,
"answer_required": true,
"randomize_question": false,
"show_question_mark": true,
"question_description": "",
"question_explanation": "Bêta plus : \\\\( A' = 22 \\\\), \\\\( Z' = 11-1=10 \\\\), donc \\\\( ^{22}_{10}Ne \\\\) (néon).",
"answers": [
{
"answer_title": "\\\\( ^{22}_{11}Na \\\\longrightarrow ^{22}_{10}Ne + ^0_{+1}\\\\beta^+ \\\\)",
"is_correct": true,
"answer_order": 1
},
{
"answer_title": "\\\\( ^{22}_{11}Na \\\\longrightarrow ^{22}_{12}Mg + ^0_{-1}\\\\beta^- \\\\)",
"is_correct": false,
"answer_order": 2
},
{
"answer_title": "\\\\( ^{22}_{11}Na \\\\longrightarrow ^{18}_{9}F + ^4_2He \\\\)",
"is_correct": false,
"answer_order": 3
},
{
"answer_title": "\\\\( ^{22}_{11}Na \\\\longrightarrow ^{22}_{11}Na + ^0_{+1}\\\\beta^+ \\\\)",
"is_correct": false,
"answer_order": 4
}
]
},
{
"question_order": 20,
"question_title": "Après une désintégration alpha du \\\\( ^{210}_{83}Bi \\\\), quel est le noyau fils ?",
"question_type": "single_choice",
"question_mark": 1,
"answer_required": true,
"randomize_question": false,
"show_question_mark": true,
"question_description": "",
"question_explanation": "Alpha : \\\\( A' = 210-4=206 \\\\), \\\\( Z' = 83-2=81 \\\\). L'élément 81 est le thallium (Tl).",
"answers": [
{
"answer_title": "\\\\( ^{206}_{81}Tl \\\\)",
"is_correct": true,
"answer_order": 1
},
{
"answer_title": "\\\\( ^{210}_{81}Tl \\\\)",
"is_correct": false,
"answer_order": 2
},
{
"answer_title": "\\\\( ^{206}_{83}Bi \\\\)",
"is_correct": false,
"answer_order": 3
},
{
"answer_title": "\\\\( ^{206}_{82}Pb \\\\)",
"is_correct": false,
"answer_order": 4
}
]
}
]
}