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CHEM F111 : General Chemistry

Semester II: AY 2019-20 Lecture-01, 02-08-2019

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General Chemistry (Overview of handout)

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CourseNumber :CHEMF111

CourseTitle :GeneralChemistry

Instructor-in-charge :SUROJITPANDE

Instructors : Ajay K. Sah,Anil Kumar, Bharti Khungar, InamurR Laskar,

Madhushree Sarkar, Paritosh Shukla, Saumi Ray, Shamik

Chakraborty,andRamKinkarRoy.

Objectives: The course is composed of two parts. The first part provides a

comprehensivesurveyofvarioustopicsinelectronicstructureofatoms,molecules,

bonding, spectroscopy, Coordination Chemistry and second part focuses on

understandingofthestructureandpropertiesoforganiccompounds.

BooksTextBooksT1:P.W.AtkinsandJuliodePaula,ElementsofPhysicalChemistry:6thEdition,OxfordUniversityPress,Oxford,reprintedin2015.T2:T.W.GrahamSolomons,CraigB.Fryhle,andScottA.Snyder,OrganicChemistry,12thEdition,JohnWiley&Sons,Inc.NewYork,2017ReferenceBooks:R1:J.D.Lee,ConciseInorganicChemistry,5thEdition,BlackwellScience,Oxford,1999.R2:PhysicalChemistry,DavidBallR3:InorganicChemistry:PrinciplesofStructureandReactivity,4thEdition,Huheey,KeiterR4:R.T.MorrisonandR.Boyd,‘OrganicChemistry’,6thEdition,PHI,NewDelhi,1992.

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General Chemistry (Overview of handout) (16Lectures)

• Quantumtheory• Hydrogenatom• Bonding• MolecularSpectroscopy:• Rotational&Raman• Vibrational• Electronic

(9Lectures)• Coordinationchemistry• Distortionofcomplexes

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(16Lectures)•  Spectroscopy,NMR.•  Conformations•  Stereochemistry•  ReactionMechanism:SN1,SN2,SNAr,E1,E2.•  Aromaticityandpericyclicreactions

General Chemistry (Evaluation components)

Component Duration Weightage %

[Marks]

Date and Time Remarks

Mid- Sem. Exam.

90 min. 30 [90 M]

TBA Closed book

Continuous Evaluation‡

(i) 15 min. (each)

(ii) 30 min (one)

30 [90 M]

Continuous (i) Assignment & Quiz (20% [60 M])

(ii) Pre-compre Quiz (10% [30 M])

Compre. Exam.

3 hours 40 [120 M]

TBA (i)  20% Close Book

(ii) 20% Open Book

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Continuous Evaluation: 30% [90 Marks]

TutorialHour:Clarificationofdoubts,furtherdiscussionandinteractions,problemsolving,periodicalandcontinuousevaluation

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(i)  Assignments(ClosedBook):-Asetofproblemswillbeassigned(onNalanda).-Basedontheconceptsoftheassignedproblems,differentquestionswillbegivenforsolvingintheAssignmenttest.-ThreeAssignmenttest(15Markseach)willbeconductedatacommonhourforallsections.Date,time,roomnumberwillbeinformedinadvance

(ii)  Quiz(ClosedBook):-Shortquestions/numerical/shortnotes-Twoquizzes(15Markseach)willbeconductedinrespectivetut.BestFOUR(outofFIVEcontinuousevaluationcomponents)andone

pre-comprequizwillbeconsideredforfinalevaluation.

UntilNalandaisoperational:LectureslidescanbedownloadedfromDepartmentofchemistrywebsite:Password:BITSPILANIhttp://www.bits-pilani.ac.in/pilani/pilaniChemistry/courserelated

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Assignment/Lectureslides/NoticeswillbeuploadedontheNalanda(uponactivation).

PleaseregisteryourselfonNalanda

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q MOBILESARESTRICKTLYNOTALLOWEDINTHECLASSROOM

q  SLIDESGIVESELECTIVEDESCRIPTIONONATOPIC

RATHERTHANCOMPREHENSIVECOVERAGE

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The image cannot be displayed. Your computer may not have enough memory to open the image, or the image may have been corrupted. Restart your computer, and then open the file again. If the red x still appears, you may have to delete the image and then insert it again.

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Part-1

IntroductiontoQuantumChemistryandMolecularSpectroscopy:•  Needforanewmechanics.•  Schröndingerequation(time-independent)•  Applicationinsimplemodelsystems–validatethetheory.•  SolveH-atomproblem.•  Molecularenergystates.

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Latenineteenthcentury

•  Newtonianmechanics–highleveloftheoreticalandpracticalsophistication.WorkbyLagrangeandHamiltonian.

•  Workonelasticityandthermodynamics.•  Equivalenceofheatandmechanicalwork:Rumford,Joule,Carnot.2ndlawofthermodynamics.

•  DevelopmentofthermodynamicsbyGibbs•  KinetictheoryofgasesbyMaxwell,Boltzman,andGibbs.•  EarlyworkofYoungandFresneloninterferencephenomenon–wavetheoryoflight.

•  DiscoveryofelectricandmagneticeffectbyFaradayandunificationofvariousexperimentalobservationbyMaxwell–electromagneticnatureoflight.

Alltheprinciplesofphysicshadbeendiscoveredandverylittleisunknown

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Trajectoryofclassicalparticles

NewtonianMechanics–Considermotionofaparticle:i)  Initialpositionisknownatt=0,ii)  Initialmomentumisknowatt=0,iii) Forceactingontheparticleistakenintoaccount.

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Structureofatomsandmolecules

JohnDalton:Conceptofatomsin1803

AmedeoAvogadro:Conceptofmoleculesin1811

SirJ.J.Thomson:Conceptofelectronin1897

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Caveat•  Variablescanadoptanyvalue–thereisnorestriction(??).•  Conceptofsize:BIGandSMALL

Rockscomeinallsizes.

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Caveat:QM,sizeisabsolute

ConceptofsizeisfundamentallydifferentinQuantumMechanicsfromclassicalmechanicsinthewayittreatssize.AbsoluteMeaningofSize

Assume: "Thereisalimittothefinenessofour powersofobservationandthesmallnessof theaccompanyingdisturbance,alimitwhich

isinherentinthenatureofthingsandcan neverbesurpassedbyimprovedtechnique

orincreasedskillonthepartoftheobserver.” Dirac