
كيمياء
Quiz
•
Science
•
11th Grade
•
Practice Problem
•
Hard
أويس سلمان
FREE Resource
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5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
اي من الأحماض التالية يحتوي على ذرة هيدروجين واحدة قابلة للتأين فقط؟
1-HNO3. 2-H2CO3. 3-CH3COOH
2 and 3
3 and 1
2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
إذا كان ترتيب القواعد حسب قوتها
( Z– (Y– (A– (X– )
فما صيغة الحمض المرافق الأضعف؟
HY
HX
HA
HZ
Answer explanation
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
ما هو تركيز هيدروكسيد الباريوم
Ba(OH)2
إذا كانت قيمة pH له تساوي 12?
0.005M
0.01M
10–12 M
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
الخواص الفزيائية للأحماض؟
لها طعم لاذع
ملمسها صابوني
مفيدة للجسم
غير موصلة للجسم
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
الليمون والجريب فروت يحتويان على ؟
الستريك
الخليك
لا شي مما ذكر
الاسكوربيك والستريك
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