
امتحان شامل هيدروكربونات
Quiz
•
Chemistry
•
12th Grade
•
Practice Problem
•
Hard
wael tosson
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10 questions
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1.
OPEN ENDED QUESTION
2 mins • 1 pt
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2.
OPEN ENDED QUESTION
2 mins • 1 pt
تفاعلات الاضافة تمتاز بها الهيدروكربونات غير المشبعة والحلقية مثل تفاعل الميثان مع الكلور
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3.
MULTIPLE SELECT QUESTION
2 mins • 1 pt
................... C6H12 لا يمكن أن تكون الصيغة الجزيئية
الكين
مركب يتفاعل بالاضافة
مركب حلقي غير مشبع
Answer explanation
The molecular formula 12 H 6 C cannot be a saturated cyclic compound, so the correct choices are 'saturated cyclic compound' and 'unsaturated cyclic compound'.
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
عدد الروابط ستيجما بين رات الكربون وبعضها في مركب 3 - ميثيل -1- بيوتين تساوي .............عدد الروابط باي
نفس
ضعف
ثلاثة امثال
اربعة امثال
Answer explanation
The number of sigma bonds between carbon atoms in 3-methyl-1-butene is double the number of pi bonds. Therefore, the correct answer is 'ضعف' (double).
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
عند اضافة بروميد الهيدروجين الى ---------- يتكون 1.1- ثنالى برومو ايثان
الايثين
البروبين
برومو ايثان
بروميد الفاينيل
Answer explanation
Adding hydrogen bromide to ethene forms 1,1-dibromoethane, as mentioned in the question. Therefore, the correct choice is ethene.
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
ا ا علمت أن ( C=12 , H= 1) فان جميع المركبات التالية تمثل الالكين المحتمل الذي كتلته المولية 56 g/mol ماعدا ....................
بيوتين
ميثيل بروبين
2-ميثيل-2-بيوتين
Answer explanation
The correct choice is 'ميثيل بروبين' because it is the only compound that does not represent the possible alkene with a molar mass of 56 g/mol.
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
الصيغة الجزيئيه لهيدروكربون غير مشبع يتفاعل مول منه مع 44.8 L غاز هيدروجين لينتج هيدروكربون مشبع صيغته الجزيئيه m H n C .............. هي
2-m H n C
4 -m H n C
6 -m H n C
3 -m H n C
Answer explanation
The correct choice is 4 -m H n C because the reaction involves a saturated hydrocarbon, and the molecular formula of the product is represented by 4 -m H n C.
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