
الكيمياء الحرارية
Chemistry
12th Grade
Used 41+ times

AI Actions
Add similar questions
Adjust reading levels
Convert to real-world scenario
Translate activity
More...
Content View
Student View
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
أي مما يلى يمثل معادلة حرارة تكوين قياسية؟
2Fe(s) + 2S(s) = 2FeS(s)
3C(g) + 8H(g) = C3H8(g)
½ N2(g) + 3/2H2(g) = NH3(g)
Cu(s) + S(s) + 2O2(l) = CuSO4(s)
2.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
أي المعادلات التالية تمثل حرارة احتراق الميثان CH4؟
CH4(g) + 2O2(g) = CO2(g) + 2H2O(g) ∆H = + 890 KJ
CH4(g) + 2O2(g) = C (s) + 2H2(g) + 2O2(g) ∆H = - 890 KJ
CH4(g) + O2(g) = 2CO (g) + 2H2O(g) ∆H = - 890 KJ
CH4(g) + 2O2(g) = CO2(g) + 2H2O(g) ∆H = - 890 KJ
3.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
أي التفاعلات التالية يكون قيمة التغير في العشوائية سالبة؟
CaCO3(g) = CaO(s) + CO2(g)
4Fe(s) + 3O2(g) = 2Fe2O3(g)
H2(g) + I2(g) = 2HI(g)
NH4Cl(s) = NH3(g) + HCl(g)
4.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
سخنت 20 g من النحاس فارتفعت حرارتها من 20 oC إلى 75 oC فما هي كمية الحرارة الناتجة علما بأن السعة الحرارة للنحاس تساوى 400 JKg-1 oC-1؟
440 J
4.4 x 104 J
4.40 J
44.0 J
5.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
التغير في المحتوى الحرارى ∆Ho لتفاعل كيميائى يساوى -220 KJ mol-1 والتغير في العشوائية ∆So له يساوى
-105 JK-1mol-1 عند درجة حرارة 298 K ما قيمة ∆Go لهذا التفاعل؟
-188.71 KJ mol-1
+188.71 KJ mol-1
-251.29 KJ mol-1
+251.29 KJ mol-1
6.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
أي مما يلى غير صحيح عن التفاعل الماص للحرارة؟
إشارة ∆H موجبة
المتفاعلات أقل ثباتا من النواتج
التفاعل لا يميل لتكوين النواتج
درجة حرارة الوسط المحيط تنخفض
7.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
أي مما يلى صحيح عن طاقة جبس الحرة ∆G عند درجات الحرارة العالية؟
Access all questions and much more by creating a free account
Create resources
Host any resource
Get auto-graded reports

Continue with Google

Continue with Email

Continue with Classlink

Continue with Clever
or continue with

Microsoft
%20(1).png)
Apple
Others
Already have an account?
Similar Resources on Wayground
15 questions
Química
Quiz
•
1st Grade - University
10 questions
Ekso-endo
Quiz
•
10th - 12th Grade
15 questions
Acids, alkalis and neutralisation
Quiz
•
12th Grade
10 questions
Chemical Energetics
Quiz
•
12th Grade
15 questions
Solid States
Quiz
•
12th Grade
15 questions
Nitrogen and Sulphur
Quiz
•
11th - 12th Grade
10 questions
Sifat Koligatif Larutan Nonelektrolit
Quiz
•
12th Grade
10 questions
UTBK KIMIA
Quiz
•
12th Grade
Popular Resources on Wayground
7 questions
History of Valentine's Day
Interactive video
•
4th Grade
15 questions
Fractions on a Number Line
Quiz
•
3rd Grade
20 questions
Equivalent Fractions
Quiz
•
3rd Grade
25 questions
Multiplication Facts
Quiz
•
5th Grade
22 questions
fractions
Quiz
•
3rd Grade
15 questions
Valentine's Day Trivia
Quiz
•
3rd Grade
20 questions
Main Idea and Details
Quiz
•
5th Grade
20 questions
Context Clues
Quiz
•
6th Grade
Discover more resources for Chemistry
20 questions
Types of Chemical Reactions
Quiz
•
9th - 12th Grade
20 questions
Stoichiometry Practice
Quiz
•
12th Grade
15 questions
Balancing Chemical Equations
Quiz
•
10th - 12th Grade
10 questions
Identifying types of reactions
Quiz
•
9th - 12th Grade
20 questions
electron configurations and orbital notation
Quiz
•
9th - 12th Grade
51 questions
Unit 5: Periodic Trends
Quiz
•
9th - 12th Grade
23 questions
Stoichiometry, Limiting/Excess Reactant, % Yield
Quiz
•
9th - 12th Grade
30 questions
Physical Science - U1 Quiz Review
Quiz
•
9th - 12th Grade