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| Title Name | IGNOU CHE 4 Solved Assignment 2025 |
|---|---|
| Type | Soft Copy (E-Assignment) .pdf |
| University | IGNOU |
| Degree | BACHELOR DEGREE PROGRAMMES |
| Course Code | BSC |
| Course Name | Bachelor in Science |
| Subject Code | CHE 4 |
| Subject Name | Physical Chemistry |
| Year | 2025 |
| Session | |
| Language | English Medium |
| Assignment Code | CHE-04/Assignmentt-1//2025 |
| Product Description | Assignment of BSC (Bachelor in Science) 2025. Latest CHE 04 2025 Solved Assignment Solutions |
| Last Date of IGNOU Assignment Submission | Last Date of Submission of IGNOU CHE-04 (BSC) 2025 Assignment is for January 2025 Session: 30th September, 2025 (for December 2025 Term End Exam).Semester WiseJanuary 2025 Session: 30th March, 2025 (for June 2025 Term End Exam).July 2025 Session: 30th September, 2025 (for December 2025 Term End Exam). |
Ques 1.
दाब का विनीय सूत्र और सी मात्रक क्या है?
Ques 2.
अधिशोषण समताप को प्राप्त करने के लिए लंगम्यूर द्वारा आधार मानी गई परिकल्पनाओं को लिखिए।
Ques 3.
उचित चित्र की सहायता से प्रायिकतम चाल, औसत चाल और वर्ग-माध्य-मूल चाल की व्याख्या कीजिए।
Ques 4.
वान डर बाल्स समीकरण की व्युत्पत्ति कीजिए।
Ques 5.
समानीत्त दाब पर आसयन क्या होता है? यह किस प्रकार उपयोगी होता है?
Ques 6.
विभिन्न प्रकार के क्रिस्टल समुदायों के नाम लिखिए। प्रत्येक समुदाय से संबंधित यौगिकों का एक उदाहरण दीजिए।
Ques 7.
विलगित तंत्र
Ques 8.
समतापी प्रक्रम
Ques 9.
सहोष्म प्रक्रम
Ques 10.
समदाबी प्रक्रम
Ques 11.
समायतनिक प्रक्रम
Ques 12.
298 K क पर जल के लिए मानक आंतरिक ऊर्जा परिवर्तन परिकलित कीजिए। 298 K पर H2O (l) की मानक संभवन एन्थैल्पी 285.8 KJ moI-I हैं।
Ques 13.
आप कार्यों चक्र में तंत्र पर किए गए कुल कार्य को किस प्रकार परिकलित करेंगे?
Ques 14.
नेन्र्स्ट ऊष्मा प्रमेय की व्याख्या कीजिए।
Ques 15.
द्रवों में गैसों की विलेयता को प्रभावित करने वाले कारकों की संक्षिप्त चर्चा कीजिए।
Ques 16.
उचित चित्रों की सहायता से निम्नलिखित द्वय युग्मों की पारस्परिक विलेयता की चर्चा कीजिए
(क) निम्न संविलेय ताप वाले
(ख) उपरि संचिलेय ताप वाले
(ग) उपरि और विभिन्न दोनों संविलेय तापों वाले
Ques 17.
परातत्ण दाब नियमों की संक्षिप्त व्याख्या कीजिए।
Ques 18.
उचित चित्र देते हुए KI-H2Oतंत्र के प्रावस्था आरेख की चर्चा कीजिए।
Ques 19.
साम्य स्थिरांक का ताप के साथ संबंध व्यक्त करने वाले व्यंजक को व्युत्पन्न कीजिए।
Ques 20.
बहुप्रोटी अम्ल क्या होते हैं? उचित उदाहरण की सहायता से व्याख्या कीजिए।
Ques 21.
I.0 x10-8 M HCI ऍम एचसीआई विलयन का पी एच परिकलित कीजिए।
Ques 22.
अभिगमनांकों के निर्धारण की हिटॉर्फ विधि की चर्चा कीजिए।
Ques 23.
उचित चित्र द्वारा मानक हाइड्रोजन इलेक्ट्रोड के मुख्य लक्षणों की व्याख्या कीजिए।
Ques 24.
दर अध्ययन की प्रायोगिक विधियों के बारे में संक्षेप में बताइए।
Ques 25.
प्रकाश सुग्राहीकृत रासायनिक अभिक्रियाएँ क्या होती हैं? उचित उदाहरणों द्वारा व्याख्या कीजिए।
Ques 26.
कोलाइडी तंत्रों के भौतिक गुणधर्म किस प्रकार वास्तविक विलयनों और स्कूल निलंबनों के गुणधर्मों से भिन्न होते हैं? व्याख्या कीजिए।
Ques 27.
What is the dimensional formula and SI unit of pressure?
Ques 28.
State the assumptions made by Langmuir to obtain the absorption isotherm.
Ques 29.
Using a suitable diagram, explain the most probable speed, the average speed and the root mean square speed
Ques 30.
Derive van der Waals equation.
Ques 31.
What is reduced pressure distillation? How is it useful?
Ques 32.
Name different types of crystal systems. Give one example of the compounds belonging to each of these systems.
Ques 33.
Isolated system
Ques 34.
Isothermal process
Ques 35.
Adiabatic process
Ques 36.
Isobaric process
Ques 37.
Isochoric process
Ques 38.
Calculate the standard internal energy change for the formation of water at 298 K. The standard enthalpy of formation of H2O (l) at 298 K is-285.8 kJ mol-1.
Ques 39.
How will you calculate the net work done in a Carnot cycle?
Ques 40.
Explain Nernst heat theorem.
Ques 41.
Briefly discuss the factors affecting solubility of gases in liquids.
Ques 42.
Using suitable diagrams, discuss the mutual solubilities of components of the following liquid pairs which have
(a) lower critical solution temperature,
(b) upper critical solution temperature, and
(c) both upper and lower critical solution temperatures.
Ques 43.
Briefly explain the laws of osmotic pressure.
Ques 44.
Discuss the phase diagram of KI-H2O system giving the suitable diagram
Ques 45.
Derive the expression relating equilibrium constant with temperature.
Ques 46.
What are polyprotic acids? Explain with the help of an example.
Ques 47.
Calculate the pH of 1.0 x 10-8 M HCl solution.
Ques 48.
Discuss Hittorf method of determination of transport numbers.
Ques 49.
Explain important features of standard hydrogen electrode giving the suitable diagram.
Ques 50.
Briefly give various experimental methods for studying the reaction rates.
Ques 51.
What are photosensitised chemical reactions? Explain giving suitable examples.
Ques 52.
How are physical properties of colloidal solutions different from those of true solutions and coarse dispersions? Explain.
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| Course Name | Bachelor in Science |
| Course Code | BSC |
| Programm | BACHELOR DEGREE PROGRAMMES Courses |
| Language | English |
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