اختبار كيمياء الصف الاول الثانوى شهر اكتوبر
Quiz
•
Chemistry
•
9th - 12th Grade
•
Practice Problem
•
Medium
sameh dief
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
اذا كان رمز ثايوكبريتات الخارصين فان رمز ثايوكبريتات الامونيوم هو ZnS2O3
NH4S2O3
NH4(S2O3)3
(NH4)2(S2O3)3
(NH4)2S2O3
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
اذا كان رمز بيروفوسفات الكالسيوم فان رمز بيروفوسفات الالومنيوم هو Ca2P2O7
Al3P2O7
Al4P2O7
Al(P2O7)3
Al4(P2O7)3
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
الايونات التى تكتب فى المعادلة الايونية لتفاعل محلول كبريتات البوتاسيوم مع محلول كلوريد الباريوم هى
K+/Cl-
K+/SO42-
Ba2+/SO42-
Ba2+/Cl-
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
6 nm تساوى
6000 um
6 * 10-3 m
6*10-6mm
0.006 um
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
المركب الذى ينتج من تفاعل الفسفور مع الكالسيوم هو
Ca3P
Ca2P3
CaP2
Ca3P2
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
ما هى المعادلة الايونية التى تعبر عن تفاعل نترات الكالسيوم مع كربوات البوتاسيوم
Ca2+(aq)+2NO3-(aq)==Ca(NO3)2(s)
Ca2+(aq)+CO32-(aq)==CaCO3(s)
Ca(NO3)2(aq)+CO32-(aq)==CaCO3(s)
Ca2+(aq)+CO32-(aq)==CaCO3(aq)
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
التفاعلات الخمسة فى الشكل المقابل تمثل تفاعلا تعادل ...فأيا منها يمكن التعبير عنه بالمعادلة الايونية H+(aq)+OH-(aq)====H2O(l)
1 فقط
1-4-5
2-3
4
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