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2016 NEET Chemistry Solved Paper

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2016 NEET Chemistry Solved Paper

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  1. www.zigya.com Previous YearPaper Chemistry - 2016

  2. Chemistry NEET 2016 Exam Year 2016 Study, Assignments, Solved Previous Year Papers . Questions and Answers. FreeForever. Multiple ChoiceQuestions The addition of a catalyst during a chemical reaction alters which of the following quantities ? Internalenergy Enthalpy Activation energy Entropy Answer Predict the correct order among thefollowing. long pair-lone pair> bond pair-bond pair> lone pair>bond pair bond pair-bond pair> lone pair-bond pair > lone pair -lone pair lone pair -bond pair > bond pair- bond pair> lone pair -lone pair lone pair - lone pair > lone pair-bond pair > bond pair -bondpair Answer Two electrons occupying the same orbital are distinguished by Magnetic quantumnumber Azimuthal quantum number Spin quantum number Principal quantumnumber Answer TheelectronicconfigurationofEu(Atomicno.63),Gd(Atomicno.64)andTb(Atomicno.65)are [Xe]4f6 5d1 6s2, [Xe] 4f7 5d1 6s2 and [Xe] 4f96s2 [Xe] 4f6 5d1 6s2 , [Xe] 4f7 5d1 6s2 and [Xe] 4f8 5d1 6s2 [Xe] 4f7 6s2, [Xe] 4f7 5d1 6s2 and [Xe] 4f96s2 [Xe] 4f7 6s2,[Xe] 4f8 6s2 and [Xe] 4f8 5d1 6s2 Answer Which one of the following characteristics is associated with adsorption? ΔG, ΔH and ΔS all arenegative ΔG and ΔH are negative but ΔS is positive ΔG and ΔS are negative but ΔH is positive ΔG is negative but ΔH and ΔS arepositive Answer ConsiderthemoleculesCH4,NH3andH2O.Whichofthegivenstatementisfalse? Like. Share. Bookmark. Download. Make Notes. Print - Your Favourite Questions. Joinwww.zigya.com

  3. Chemistry NEET 2016 Exam Year 2016 Study, Assignments, Solved Previous Year Papers . Questions and Answers. FreeForever. The H-O-H bond angle in H2Ois larger than the H-C-H bond angle in CH4. The H-O-H bond angle in H2O is smaller than the H-N-H bond angle in NH3. TheH-C-HbondangleinCH4islargerthantheH-N-HbondangleinNH3 TheH-C-HbondangleinCH4,theH-N-HbondangleinH2Oareallgreaterthan90. Answer The correct thermodynamic conditions forthe spontaneous reaction at all temperatures is ΔH> 0 and Δ S<0 ΔH< 0 and ΔS >0 ΔH ΔS>0 ΔH < 0 andΔS=0 Answer In which of the following options the order of arrangement does not agree with the variation of the property indicated againstit? B<C<N<O (increasing first ionisation enthalpy) I<Br<Cl<F(increasing electron gain enthalpy) Li<Na<K<Rb (increasing metallicradius) Al3+ < Mg2+<Na+<F-(increasing ionic size) Answer Equal moles of hydrogen and oxygen gases are placed in a container with a pin-hole through which both can escape. What fraction of the oxygen escapes in the time required for one-half of the hydrogen to escape? 1/4 3/8 1/2 1/8 Answer MYandNY,twonearlyinsolublesalts.havethesameKvaluesof6.2x10-13atroomtemperature.Which 3 sp statement would be true in regard to MY andNY3 ? ThemolarsolubilityofMYinwaterislessthanthatofNY3 ThesaltsMYandNY3aremoresolublein0.5 M KYthaninpurewater The addition of the Salt of KY to the solution of MY and NY3 will have no effect on their solubilities. The molar solubilities of MY and NY3 in wateridentical. Answer Like. Share. Bookmark. Download. Make Notes. Print - Your Favourite Questions. Joinwww.zigya.com

  4. Chemistry NEET 2016 Exam Year 2016 Study, Assignments, Solved Previous Year Papers . Questions and Answers. FreeForever. 11. Consider the following liquid-vapourequilibrium Which of the following relations iscorrect? Answer The correct statement regarding the comparison of staggered and eclipsed conformations of ethane is The eclipsed conformation of ethane is more stable than staggered conformation because eclipsed conformation has no torsionalstrain The eclipsed conformation of ethane is more stable than staggered conformation even though the eclipsed conformation has torsionalstrain The staggered conformation of ethane is more stable than eclipsed conformation because staggered conformation has no torsionalstrain The staggered conformation of ethane is less stable than eclipsed conformation, because staggered conformation has torsionalstrain. Answer Which of the following statement about hydrogen is incorrect? Hydrogen never acts as cation in ionicsalts Hydronium ion, H O+ exist freely insolution 3 Dihydrogen does not act as a reducingagent Hydrogen has three isotopes of which tritium is the most common Answer The pair of an electron in thegivencarbanion, is present in whichorbital? sp3 sp2 sp 2p Answer Like. Share. Bookmark. Download. Make Notes. Print - Your Favourite Questions. Joinwww.zigya.com

  5. Chemistry NEET 2016 Exam Year 2016 Study, Assignments, Solved Previous Year Papers . Questions and Answers. FreeForever. When copper is heated with conc. HNO3 itproduces Cu(NO3)2 and NO Cu(NO3)2, NO and NO2 Cu(NO3)2 and N2O Cu(NO3)2 andNO2 Answer A 100C the vapour pressure of a solution of 6.5 g of a solute in 100 g water is 732 mm. If Kb = 0.52, the boiling point of this solution willbe 100C 102C 103C 101C Answer Match the compounds given in column I with the hybridization and shape given in column II and mark the correctoption. 1 243 4 312 Like. Share. Bookmark. Download. Make Notes. Print - Your Favourite Questions. Joinwww.zigya.com

  6. Chemistry NEET 2016 Exam Year 2016 Study, Assignments, Solved Previous Year Papers . Questions and Answers. FreeForever. 4123 1 3 4 2 Answer 18. Match items of Columns I with the items of Columns II and assign the correctcode. 2 315 1234 3451 4 2 3 1 Answer 19. Which is the correct statement for the givenacids? Phosphinic acid is a monoprotic acid while phosphonic acid is a diprotic acid. phosphinicacidisadiproticacidwhilephosphonicacidisamonoproticacid Like. Share. Bookmark. Download. Make Notes. Print - Your Favourite Questions. Joinwww.zigya.com

  7. Chemistry NEET 2016 Exam Year 2016 Study, Assignments, Solved Previous Year Papers . Questions and Answers. FreeForever. Both are triproticacids Both are diprotic acids Answer Which one of the following statements is correct when SO2 is passed through acidified K2Cr2O7 solution? The solution isdecolourized SO2 isreduced Green Cr2(SO4)3 is formed The solution turnsblue Answer The product obtained as a result of a reaction of nitrogen with CaC2 is CaCN CaCN3 Ca2CN Ca(CN)2 Answer Fog is a colloidal solution of Gas inliquid Solid in gas Gas in gas Liquid ingas Answer Which one of the following orders is correct for the bond dissociation enthalpy of halogen molecules? Cl2>Br2>F2>I2 Br2>I2>F2>Cl2 F2>Cl2>Br2>I2 I2>Br2>Cl2>F2 Answer Lithium has a bcc structure. Its density is 530 kg m-3 and its atomic mass is 6.94 g mol-1. Calculate the edge length of a unit cell of lithium metal. (N = 6.02 x1023 mol-1). A 352pm 527pm 264pm 154pm Like. Share. Bookmark. Download. Make Notes. Print - Your Favourite Questions. Joinwww.zigya.com

  8. Chemistry NEET 2016 Exam Year 2016 Study, Assignments, Solved Previous Year Papers . Questions and Answers. FreeForever. Answer Which of the following statements about the composition of the vapour over an ideal 1:1 molar mixture of benzeneandtolueneiscorrect?Assumethatthetemperatureisconstantat25C. (Given, vapour pressure data at 25C benzene = 12.8 kPa, toluene = 3.85 kPa) The vapour will contain a higher percentage oftoluene The vapour will contain equal amounts of benzene and toluene Not enough information is given to make aprediction The vapour will contain a higher percentage of benzene Answer The rate of a first-order reaction is 0.04 mol L-1s-1 at 10 sec and 0.03 mol-1L-1 s-1 at 20 sec after initiation of thereaction.thehalf-lifeperiodofthereactionis 34.1s 44.1s 54.1s 24.1s Answer The ionic radii of A+ and B- ions are 0.98 x 10-10 m and 1.81 x10-10 m. The coordination number of each ions in ABis 4 8 2 6 Answer WhichofthefollowinghaslongestC-Obondlength?(freeC-ObondlengthinCOis1.128A) [Co(CO)]- 4 [Fe(CO)]-2 4 [Mn(CO)]+ 6 Ni(CO)4 Answer Among the following, the correct order of acidity is HClO<HClO2<HClO3<HClO4 HClO2<HClO<HClO3<HClO4 HClO4<HClO<HClO<HClO3 Like. Share. Bookmark. Download. Make Notes. Print - Your Favourite Questions. Joinwww.zigya.com

  9. Chemistry NEET 2016 Exam Year 2016 Study, Assignments, Solved Previous Year Papers . Questions and Answers. FreeForever. HClO3<HClO4<HClO2<HClO Answer 30. The pressure of H2 required to make the potential of H2-electrode zero in pure water at 298 Kis 10-12atm 10-10atm 10-4atm 10-14 atm Answer 31. Which of the following biphenyls is opticallyactive? Answer 32. The correct statement regarding the basicity of arylaminesis Arylamines are generally more basic than alkylamines because the nitrogen lone pair electrons are notdelocalizedbyinteractionwiththearomaticringpi-electronsystem Arylaminesaregenerallymorebasicthanalkylamines,becauseofarylgroup Arylamines are generally more basic than alkylamines because the nitrogen atom in arylamines is sp-hydridized. Like. Share. Bookmark. Download. Make Notes. Print - Your Favourite Questions. Joinwww.zigya.com

  10. Chemistry NEET 2016 Exam Year 2016 Study, Assignments, Solved Previous Year Papers . Questions and Answers. FreeForever. Arylaminesaregenerallylessbasicthanalkylaminesbecausethenitrogenlonepairelectronsare delocalized by interaction with aromatic ring pi-electronsystem. Answer 33. For the followingreactions, i) CH3 CH2 CH2Br + KOH --> CH3CH=CH2 +KBr+H2O ii) iii) (i)iseliminationreaction,(ii)issubstitutionreaction,and(iii)isadditionreaction. (i)iseliminationreaction,(ii)isadditionreaction,(iii)issubstitutionreactions. (i)issubstitution,(ii)additionreaction(iii)isadditionreactions (i) and (ii) are elimination reactions and (iii) is addition reaction. Answer 34. The reaction Can be classifiedas Alcohol formation reaction Dehydrationreaction Williamson alcohol synthesis reaction Williamson ether synthesisreaction Answer 35. The correct statement regarding a carbonyl compound with a hydrogen atom on its alpha -carbon, is a carbonyl compound with a hydrogen atom on its alpha -carbon rapidly equilibrates with its corresponding enol and this process is known as aldehyde-ketoneequilibration. Like. Share. Bookmark. Download. Make Notes. Print - Your Favourite Questions. Joinwww.zigya.com

  11. Chemistry NEET 2016 Exam Year 2016 Study, Assignments, Solved Previous Year Papers . Questions and Answers. FreeForever. acarbonylcompoundwithahydrogenatomonitsalpha-carbonrapidlyequilibrateswithits corresponding enol and this process is known ascarbonylation a carbonyl compound with a hydrogen atom on its alpha-carbon rapidly equilibrates with its corresponding enol and this process is known as keto-enoltautomerism a carbonyl compound with a hydrogen atom on its alpha carbon never equilibrates with its correspondingenol Answer In a protein molecule various amino acids are linked together by β-glycosidicbond peptide bond dativebond α - glycosidic bond Answer Which of the following is an analgesic? Penicillin Streptomycin Chloromycetin Novalgin Answer Natural rubberhas Alltrans-configuration Alternate cis and trans configuration Random cis and trans configuration All cisconfiguration Answer Which of the following reagents would distinguish cis-cyclopenta-1-,2-diol from the trans isomer? Ozone MnO2 Aluminium isopropoxide Acetone Answer Which of the following statement isfalse? Ca2+ ions are important in bloodclotting Ca2+ionsarenotimportantinmaintainingtheregularbeatingoftheheart. Like. Share. Bookmark. Download. Make Notes. Print - Your Favourite Questions. Joinwww.zigya.com

  12. Chemistry NEET 2016 Exam Year 2016 Study, Assignments, Solved Previous Year Papers . Questions and Answers. FreeForever. Mg2+ ions are important in the green parts ofplants Mg2+ ions form a complex ATP Answer 41. In thereaction, X and Yare X=2-butyne; Y= 3-hexyne X=2-butyne;Y=2-hexyne X=1-butyne ;Y = 2-hexyne X=1-butyne; Y=3-hexyne Answer Consider the nitration of benzene using mixed conc. H2SO4 and HNO3. If a large amount of KHSO4 is added tothemixture,therateofnitrationwillbe slower uncharge doubled faster Answer The correct statement regarding RNA and DNA, respectivelyis The sugar component in RNA is ribose and sugar component in DNA is 2' deoxyribose ThesugarcomponentinRNAisarabinoseandthesugarcomponentinDNAisribose The sugar component in RNA is 2'-deoxyribose and the sugar component in DNA is arabinose The sugar component in RNA is arabinose and the sugar component in DNA is 2'deoxyribose. Answer Which one given below is a non - reducing sugar? Lactose Glucose Sucrose Maltose Answer Theproductformedbythereactionofanaldehydewithaprimaryamineis Like. Share. Bookmark. Download. Make Notes. Print - Your Favourite Questions. Joinwww.zigya.com

  13. Chemistry NEET 2016 Exam Year 2016 Study, Assignments, Solved Previous Year Papers . Questions and Answers. FreeForever. Ketone Carboxylic acid Aromatic acid Schiff base Answer Like. Share. Bookmark. Download. Make Notes. Print - Your Favourite Questions. Joinwww.zigya.com

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