الاكسدة والاختزال

Quiz
•
Chemistry
•
12th Grade
•
Medium

Afnan ahmedafnan620@gmail.com
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12 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
اذا حدثت عملية اكسدة لعنصر فإن عدد التأكسد له
يساوي الصفر
لا يتغير
يقل
يزداد
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
ماذا يحدث للعامل المؤكسد
يٌختزل
يتأكسد
يزيد عدد تأكسده
لا يحدث شئ
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
عدد تأكسد الكروم في المركب
+3
-5
-3
+6
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
(+)ما نوع عنصر عدد التأكسد فيه موجب
غاز نبيل
فلز
لا فلز
شبه فلز
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
.في التفاعل التالي: العامل المؤكسد
Na
NaBr
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
اي التفاعلات الآتية تفاعل اكسدة
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
اي العبارات التالية تعبّر عن نصف التفاعل التالي ؟
الحديد عامل مختزل
ذرة الحديد اكتسبت إلكترونين
الحديد عامل مؤكسد
يمثل نصف تفاعل اختزالي
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