
الاتزان الكيميائي
Authored by princess alharbi
Chemistry
12th Grade
Used 3+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
إذا كان Qsp > Ksp فإن المحلول :
فوق مشبع ولا يتكون راسب
مشبع ويتكون راسب
مشبع ولا يحدث تغيير
غير مشبع ولا يتكون راسب
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
إذا علمتِ أن تراكيز
[NO2] = 0.0627 ، [N2O4] = 0.0185 ،
للتفاعل التالي ( N2O4=====2NO2 )
تساوي Keq فإن قيمة
3.38
0.0054
0.30
0.213
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
عندما تتحول المتفاعلات كاملة إلى نواتج يصف العلماء التفاعل بأنه:
تام
خلفي
عكسي
غير تام
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
تكون تراكيز المواد الناتجة أكبر من تراكيز المواد المتفاعلة إذا كان :
Keq ≤ 1
Keq < 1
Keq ≥1
Keq >1
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
في التفاعل الماص إذا ارتفعت درجة الحرارة تقل قيمة ثابت الاتزان .
خطأ
صواب
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
انخفاض ترسب المادة بسبب تأثير الأيون المشترك .
خطأ
صواب
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
عند الاتزان فإن تراكيز المتفاعلات والنواتج لا تساوي صفرًا .
خطأ
صواب
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