CBSE BOARD XII, asked by lalithaphysics2016, 16 days ago

for the first order isomerization of an organic compoundat 130°c,the activation energy is 108.4KJ mol-1 and the rate constant is 9.12×10^-4s-1.calculate the standard entropy of activation for this reaction.
I know the answer is -45.2Jk.
but I want detail explanation bin step by step.? ​

Answers

Answered by Shanaya2189
3

Answer:

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Answered by DrungBabe
6

Answer:

Presents NCERT Text Books NCERT Text Books: 11th Class Chemistry About Us: Prep4Civils, website is a part of Sukratu Innovations, a start up by IITians. The main theme of the company is to develop new web services which will help people. Prep4Civils is an online social networking platform intended for the welfare of people who are preparing for Civil services examinations. The whole website was built on open-source platform Wordpress. Contact Details: Website: http://www.prep4civils.com/ Email: [email protected] Disclaimer and Terms of Use: By following Creative Common License, for the welfare of large student body we are merging all the PDF files provided by NCERT website and redistributing the files by giving proper credit to NCERT website and the redistribution is based on the norms of Creative Common License. We are not commercially distributing the files. People who are downloading these files should not be engaged in any sort of sales or commercial distribution of these files. They can redistribute these copies freely by giving proper credit to the original author, NCERT (http://www.ncert.nic.in/NCERTS/textbook/textbook.htm) and “Prep4Civils” (http://www.prep4civils.com/) by providing proper hyperlinks of the websites. Any sort of clichés can be addressed at [email protected] and proper action will be taken. ANSWERS 7 CONTENTS FOREWORD Reactions Classical Idea of Redox Reactions-Oxidation and Reduction Reactions Redox Reactions in Terms of Electron Transfer Reactions Oxidation Number Redox Reactions and Electrode Processes iii Unit 8 Redox 8.1 8.2 8.3 8.4 255 255 257 259 269 Unit 9 Hydrogen 9.1 Position of Hydrogen in the Periodic Table 9.2 Dihydrogen, H2 9.3 Preparation of Dihydrogen, H2 9.4 Properties of Dihydrogen 9.5 Hydrides 9.6 Water 9.7 Hydrogen Peroxide (H2O2) 9.8 Heavy Water, D2O 9.9 Dihydrogen as a Fuel 276 276 277 278 278 280 281 285 286 286 Unit 10 The s-Block Elements 10.1 Group 1 Elements: Alkali Metals 10.2 General Characteristics of the Compounds of the Alkali Metals 10.3 Anomalous Properties of Lithium 10.4 Some Important Compounds of Sodium 10.5 Biological Importance of Sodium and Potassium 10.6 Group 2 Elements : Alkaline Earth Metals 10.7 General Characteristics of Compounds of the Alkaline Earth Metals 10.8 Anomalous Behaviour of Beryllium 10.9 Some Important Compounds of Calcium 10.10 Biological Importance of Magnesium and Calcium 291 292 295 296 296 298 298 301 302 302 304 Unit 11 The p-Block Elements 11.1 Group 13 Elements: The Boron Family 11.2 Important Trends and Anomalous Properties of Boron 11.3 Some Important Compounds of Boron 11.4 Uses of Boron and Aluminium and their Compounds 307 309 312 312 314 8 (viii) 11.5 11.6 11.7 11.8 Group 14 Elements: The Carbon Family Important Trends and Anomalous Behaviour of Carbon Allotropes of Carbon Some Important Compounds of Carbon and Silicon CHEMISTRY 314 317 317 319 Unit 12 Organic Chemistry – Some Basic Principles and Techniques 12.1 General Introduction 12.2 Tetravalence of Carbon: Shapes of Organic Compounds 12.3 Structural Representations of Organic Compounds 12.4 Classification of Organic Compounds 12.5 Nomenclature of Organic Compounds 12.6 Isomerism 12.7 Fundamental Concepts in Organic Reaction Mechanism 12.8 Methods of Purification of Organic Compounds 12.9 Qualitative Analysis of Organic Compounds 12.10 Quantitative Analysis 326 326 327 328 331 332 340 341 348 354 355 Unit 13 Hydrocarbons 13.1 Classification 13.2 Alkanes 13.3 Alkenes 13.4 Alkynes 13.5 Aromatic Hydrocarbon 13.6 Carcinogenicity and Toxicity 365 365 366 376 384 388 395 Unit 14 Environmental Chemistry 14.1 Environmental Pollution 14.2 Atmospheric Pollution 14.3 Water Pollution 14.4 Soil Pollution 14.5 Industrial Waste 14.6 Strategies to control Environmental Pollution 14.7 Green Chemistry 398 398 399 406 408 409 410 410 Answers 414 Index 418 1 SOME BASIC CONCEPTS OF CHEMISTRY 1 UNIT 1 SOME BASIC CONCEPTS OF CHEMISTRY After studying this unit, you will be able to  

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