
شهرين
Quiz
•
Science
•
8th Grade
•
Practice Problem
•
Hard
Jana omary
FREE Resource
Enhance your content in a minute
8 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How is the bond formed between nitrogen and hydrogen atoms in ammonia?
Covalent bond
Hydrogen bond
Ionic bond
Metallic bond
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the gas produced when hydrochloric acid reacts with calcium?
Chlorine
Hydrogen
Oxygen
Carbon dioxide
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the chemical formula for calcium oxide?
CaO2
Ca2O3
Ca2O
CaO
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
ما اسم الغاز الناتج من نبوب الاختبار؟
الهيدروجين
النيتروجين
الكربون
الأكسجين
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
ما الدليلة على حدوث تفاعل في المنيوم الصلب مع حمض الكبريتيك؟
تشكل رغوة
تنتج غاز
تكون رائحة كريهة
تغير لون الحمض
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
يتفاعل محلول حمض الكبريتيك مع الألومنيوم لينتج:
ثاني أكسيد الكربون
ماء
أكسجين
هيدروجين
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
ما اسم الراسب المتكون من تفاعل نترات الفضة وملح الطعام؟
كلوريد الفضة
كبريتات الفضة
نترات الفضة
أكسيد الفضة
8.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
ما اسم الفيتامين الذي يوجد بكثرة في الجوافة؟
فيتامين A
فيتامين C
فيتامين D
فيتامين E
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