Modern's ABC PLUS OF CHEMISTRY (E) P1 & P2 Class 12 XII Part 1 and 2 I & II Dr S P Jauhar KVPY IITJEE

1908 Pages·2021·128.274 MB·English

by  Dr S P Jauhar

Benefits
According to new syllabus prescribed by Central Board of Secondary Education (CBSE), New Delhi and State
Boards of Uttarakhand, Karnataka (IIndYear PUC), Chhattisgarh, Jharkhand, Punjab, Haryana, Himachal,
Kerala, Mizoram, Meghalaya, Nagaland,Assam, Manipur and other States following CBSE & ISC curriculum.
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For Class XII
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By
Dr. S.P. JAUHAR
Formerly Professor of Chemistry
Department of Chemistry
Chandigarh
Panjab University,
REVISED AND UPDATED EDITION 2019-2020
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Balwant Sharma
HOLYFAITH INTERNATIONAL(P) LTD.
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PPrreeffaaccee && AAcckknnoowwlleeddggeemmeenntt
Ifeelpleasureinpresentingtherevisededitionofthebook‘‘Modern’sabc+ofChemistry’’forClassXIIstudents.
The book has been prepared strictly according to the new syllabus proposed by C.B.S.E. New Delhi and
EducationBoardsofIndianStates.
SalientFeaturesoftheBook
(cid:2) Text matter has been planned giving emphasis on fundamental concepts in a simple, clear and
systematicmethod.Thetexthasbeenpresentedinaninterestingstylewithalargenumberofillustrative
examples and numerical problems. The text also has special features : Key Point, Watch Out, Learning
Plus,InFocus,CompetitionPlusandAdditionalUsefulInformations.
(cid:2) AnumberofproblemsandshortanswerquestionshavebeengivenundertheheadingPracticeProblems
promotingproblemsolvingskillsinstudents.
(cid:2) AlargenumberofConceptualQuestions(Solved)aregivenineachchapter.
(cid:2) ThoughtprovokingquestionsundertheheadingRUCurious....aregiveninallchapters.
(cid:2) InNCERTFilealltheIntextQuestions,TextbookExercisesandExemplarProblemsaresolved.
(cid:2) UNITPRACTICETESTSwithHints&Solutionsaregivenattheendofeachchaptertohelpthestudentsto
checktheirperformanceaftercoveringthechapter.AMockTestwithsolutionsaccordingtoCBSEpattern
isgivenattheendofthebook.
(cid:2) Attheendofeachchapter,QuickRevisionthroughObjectiveQuestions“QuickMemoryTest”havebeen
addedtochecktheretentionpowerofthestudents.
(cid:2) Tough & Tricky PROBLEMS with solutions are added to accelerate the potential of the students for
SOLVINGNUMERICALPROBLEMS.
(cid:2) A number of Higher Order Thinking Skills (HOTS) and Brain Twisting Questions with answers are
includedattheendofeachchapter.
(cid:2) AvarietyofMultipleChoiceQuestionsfromdifferentcompetitiveexaminationshavebeenaddedtomake
thebookusefulforthepreparationofcompetitiveexaminationsinCompetitionFile.
(cid:2) MCQswithmorethanonecorrectanswers,Comprehension/Passagesfollowedby(MCQs),Assertionand
Reason Type Questions, Matrix Match Type Questions and Integer Type questions in the light of new
patternofJEE-Advancedarealsogiven.
(cid:2) Thebookprovidescompletecoverageofpreviousyears’BoardexaminationsofdifferentStatesandAll
IndiaSecondaryBoard.
IamextremelythankfultoMrs.SheenuJauharforhersincereeffortsandunmatchedcontributionincrictical
andthoroughrevisionofthewholebookandrevisingObjectiveQuestions.Iamalsothankfultomanyteachers
and students who have been sending their valuable suggestions and comments for the improvement of the
book. I am greatly indebted to them. I wish to acknowledge my sincere thanks to Mr.Arun Kamboj (G.S.S.
School, Tohana), Dr. G.J.P. Singh (Chemistry Deptt., P.U., Chandigarh), Dr. Sajeev Soni (S.D. College,
Chandigarh),Dr.A.N.Sharma(Govt.College,Hamirpur),Ms.Parveen(Faridkot),Mrs.AnjuGoel(Govt.S.S.
School, Sec 16, Chandigarh), Mr. Deepak Mishra, H.O.D. (Shri Gauri Shankar Inter College, Firozabad),
Mr. Praveen Kumar (S.V.M. Senior Sec. School, Kosi Kalan, Mathura), Mr. Vikas Chander (Saint Mary S.S.
School, Gurdaspur), Mr. Rakesh Jassotia (Sr. Lecturer, Govt. H.S.S. Nagari, Parole, Kathua), Dr. G.S. Arora,
Mr.SudhanshuJaitley,GauravChakraborty,Mrs.AmitaSharma(Chandigarh),andVaibhavYavlekar,(Ujjain).
IamthankfultoMr.VinodJangra(G.S.S.S.,AkbarpurBaroto,Sonepat)andDr.AnjulRajput(Dhampur)their
valuablesuggestions/corrections.IamalsothankfultoMs.Arshdeepforhersincereeditorialwork.Finally,I
am happy to express my sincerest thanks and indebtness to our dynamic and versatile publisher and his
efficient staff for making the project successful. I am also thankful to Mr. Manik Juneja, National Head —
ContentOperations,Mr.S.K.Sikka,Mr.B.S.Rawat,RavinderPathaniaandL.B.Mishrawhohavetakengreat
painsinbringingupthebook.
IwouldalsoliketogratefullyappreciatethetremendouseffortsofMr.ManuJauharforexcellentthoughtful
editingofthebook.
Ihopethatthepresentbookwillbewarmlyreceivedbythestudentsandtheteachers.
–Dr. S.P. Jauhar
0
1
Atomic Masses (C12 = 12.00) and Electronic Configurations of Elements
Element Symbol Atomic Atomic Electronic Configuration
Number Mass
Actinium Ac 89 227 [Rn]86 6dl 7s2
Aluminium Al 13 26.9 [Ne]10 3s2 3pl
Americium Am 95 243 [Rn]86 5f 7 7s2
Antimony Sb 51 121.75 [Kr]36 4d10 5s2 5p3
Argon Ar 18 39.94 [Ne]10 3s2 3p6
Arsenic As 33 74.92 [Ar]18 3d10 4s2 4p3
Astatine At 85 210 [Xe]54 4f14 5d10 6s2 6p5
Barium Ba 56 137.3 [Xe]54 6s2
Berkelium Bk 97 247 [Rn]86 5f9 7s2
Beryllium Be 4 9.01 [He]2 2s2
Bismuth Bi 83 208.98 [Xe]54 4f14 5d10 6s2 6p3
Boron B 5 10.81 [He]54 2s2 2p1
Bromine Br 35 79.90 [Ar]18 3d10 4s2 4p5
Cadmium Cd 48 112.40 [Kr]36 4d10 5s2
Calcium Ca 20 40.02 [Ar]18 4s2
Californium Cf 98 251 [Rn]86 5f10 7s2
Carbon C 6 12 [He]2 2s2 2p2
Cerium Ce 58 140.12 [Xe]54 4f1 5d1 6s2
Cesium Cs 55 132.90 [Xe]54 6s1
Chlorine Cl 17 35.45 [Ne]10 3s2 3p5
Chromium Cr 24 51.99 [Ar]18 3d5 4s1
Cobalt Co 27 58.93 [Ar]18 3d7 4s2
Copernicium Cn 112 285 [Rn]86 5f14 6d10 7s2
Copper Cu 29 63.54 [Ar]18 3d10 4s1
Curium Cm 96 245 [Rn]86 5f7 6d1 7s2
Dysprosium Dy 66 162.50 [Xe]54 4f10 6s2
Einsteinium Es 99 254 [Rn]86 5f11 7s2
Erbium Er 68 167.26 [Xe]54 f12 6s2
Europium Eu 63 151.96 [Xe]54 4f7 6s2
Fermium Fm 100 257 [Rn]86 5f12 7s2
Flerovium Fl 114 289 [Rn]865f146d107s27p2
Fluorine F 9 18.99 [He]2 2s2 2p5
Francium Fr 87 223 [Rn]86 7s1
Gadolinium Gd 64 157.25 [Xe]54 4f7 5d1 6s2
Gallium Ga 31 69.72 [Ar]18 3d10 4s2 4pl
Germanium Ge 32 72.59 [Ar]18 3d10 4s2 4p2
Gold Au 79 196.99 [Xe]54 4f14 5d10 6s1
Hafnium Hf 72 178.48 [Xe]54 4f14 5d2 6s2
Hanium Ha 105 260 [Rn]86 5f14 6d3 7s2
Helium He 2 4 1s2
Holmium Ho 67 164.93 [Xe]54 4f11 6s2
Hydrogen H 1 1 1s1
Indium In 49 114.82 [Kr]36 4d10 5s2 5pl
Iodine I 53 126.90 [Kr]36 4d10 5s2 5p5
Iridium Ir 77 192.2 [Xe]54 4f14 5d7 6s2
Iron Fe 26 55.84 [Ar]18 3d6 4s2
Krypton Kr 36 83.80 [Ar]18 3d10 4s2 4p6
Lanthanum La 57 138.91 [Xe]54 5d1 6s2
Lawrencium Lr 103 257 [Rn]86 5f14 6d1 7s2
Lead Pb 82 207.19 [Xe]54 4f14 5d10 6s2 6p2
Lithium Li 3 6.93 [He]2 1s1
Livermorium Lv 116 293 [Rn]86 5f146d107s27p4
Lutetium Lu 71 174.97 [Xe]54 4f14 5d1 6s2
Magnesium Mg 12 24.31 [Ne]10 3s2
Manganese Mn 25 54.93 [Ar]18 3d5 4s2
Element Symbol Atomic Atomic Electronic Configuration
Number Mass
Mendelevium Md 101 256 [Rn]86 5f13 7s2
Mercury Hg 80 200.50 [Xe]54 4f14 5d10 6s2
Molybdenum Mo 42 95.94 [Kr]36 4d5 5s1
Moscovium Mc 115 289 [Rn]86 5f14 6d10 7s2 7p3
Neodymium Nd 60 144.24 [Xe]54 4f4 6s2
Neon Ne 10 20.18 [He]2 2s2 2p6
Neptunium Np 93 237 [Rn]86 5f4 6d1 7s2
Nickel Ni 28 58.71 [Ar]18 3d8 4s2
Nihonium Nh 113 286 [Rn]86 5f14 6d10 7s2 7p1
Niobium Nb 41 92.90 [Kr]36 4d4 5s1
Nitrogen N 7 14 [He]2 2s2 2p3
Nobelium No 102 254 [Rn]56 5f14 7s2
Oganesson Og 118 294 [Rn]86 5f14 6d10 7s2 7p6
Osmium Os 76 190.2 [Xe]54 4f14 5d6 6s2
Oxygen O 8 15.99 [He]2 2s2 2p4
Palladium Pd 46 106.4 [Kr]36 4d10
Phosphorus P 15 30.97 [Ne]10 3s2 3p3
Platinum Pt 78 195.09 [Xe]54 4f14 5d9 6s1
Plutonium Pu 94 244 [Rn]86 5f6 7s2
Polonium Po 84 210 [Xe]54 4f14 5d10 6s2 6p4
Potassium K 19 39.102 [Ar]18 4s1
Praseodymium Pr 59 140.907 [Xe]54 4f3 6s2
Promethium Pm 61 145 [Xe]54 4f5 6s2
Protactinium Pa 91 231 [Rn]86 5f2 6d1 7s2
Radium Ra 88 226 [Rn]86 7s2
Radon Rn 86 222 [Xe]54 4f14 5d10 6s2 6p6
Rhenium Re 75 186.2 [Xe]54 4f14 5d5 6s2
Rhodium Rh 45 102.90 [Kr]36 4d8 5s1
Rubidium Rb 37 85.47 [Kr]36 5s1
Ruthenium Ru 44 101.07 [Kr]36 4d7 5s1
Rutherfordium Rf 104 257 [Rn]86 5f14 6d2 7s2
Samarium Sm 62 150.35 [Xe]54 4f6 6s2
Scandium Sc 21 44.95 [Ar]18 3d1 4s2
Selenium Se 34 78.96 [Ar]18 3d10 4s2 4p4
Silicon Si 14 28.08 [Ne]10 3s2 3p2
Silver Ag 47 107.87 [Kr]22 4d10 5s1
Sodium Na 11 22.98 [Ne]10 3s1
Strontium Sr 38 87.62 [Kr]36 5s2
Sulphur S 16 32.06 [Ne]10 3s2 3p4
Tantalum Ta 73 180.94 [Xe]54 4f14 5d 3 6s2
Technetium Tc 43 99 [Kr]36 4d5 5s2
Tellurium Te 52 127.60 [Kr]36 4d10 5s2 5p4
Tennessine Ts 117 294 [Rn]86 5f14 6d10 7s2 7p5
Terbium Tb 65 158.92 [Xe]54 4f9 6s2
Thallium Tl 81 204.37 [Xe]54 4f14 5d10 6s2 6 p1
Thorium Th 90 232.03 [Rn]86 6d2 7s2
Thulium Tm 69 168.93 [Xe]54 4f13 6s2
Tin Sn 50 118.69 [Kr]36 4d10 5s2 5p2
Titanium Ti 22 47.90 [Ar]18 3d2 4s2
Tungsten W 74 183.85 [Xe]54 4f14 5d4 6s2
Uranium U 92 238.02 [Rn]86 5f2 6d1 7s2
Vanadium V 23 50.94 [Ar]18 3d3 4s2
Xenon Xe 54 131.04 [Kr]36 4d10 5s2 5p6
Ytterbium Yb 70 173.04 [Xe]54 4f14 6s2
Yttrium Y 39 88.90 [Kr]36 4d1 5s2
Zinc Zn 30 63.37 [Ar]18 3d10 4s2
Zirconium Zr 40 91.22 [Kr]36 4d2 5s2
AAwwaarrdd ooff EExxcceelllleennccee
Modern’s abc+ of Chemistry (XI & XII) was awarded
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BY THE FEDERATION OF INDIAN PUBLISHERS
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