Answer Q45, 46, 47 The equilibrium composition of the mixtureat 425°C will be independent of the pressureThe vessel will coutain hydrogen, iodine andA Which of the following statements about thediagram above are true?When A andB are mixed, there will be an increasein vapour pressureThis type of curve could be obtained if A werecarbon tetrachloride and B ethanol3.will have a volume greater than 60 em1.LAThydrogen iodideWhen dynamic equilibrium is attained thecomposition of the mixture remains constantWhich of the following processes representman12gA mixture of 30cm of A and 30em of B47.(B)oxidation?carbNa' +e - NaBr +e Br2S,0 -- S,02 +2eV46.If hydrogen io fide is heated in a closed(C)vessel to a temperai ire of 425°C and thenmaintained at 425°C2.carb(D)mancarbInstructions for questions 48-50Each question in this seciion consists of a statement in the left-hand column followed by a secondstatement in the right-hand column. Decide whether each statement is true or false, then if both are true,hether the second statement is a correet explanatinn of the first Then choose rine response from A to lDaccording to the following code:2.carbsoithFirst Statement Second statement(A))TrueSecond statenment is a correct explanation of the firstATruestatementSecond stateient is NOT tlhe correet esplanation ofthe first statenentTrueTrue3.IsTrueFalse(A)DFalseTrue(B)First statementSecond statement(D)48.Reaction cate of a second order Collision frequency increased withincrease4.reaction increase with concentration of concentration of reactants.reactantsWh49.Aniline. C.IINH reacts with ce-Aniline is a primary aomatie amineGA)(C)5.cold nitrous acid liberating nitrogen andforming phenalCarbon tetruchloride,CCla is aliquid while lead tetrachloride, PbCla is a increases with increasing atomic number.solid with higlı melting pointgiveabu50.In group IV al the Periodie Table metallic characterPb-(A)(C)6.(A)(B)(C)(Dhyo579. The atomic number of an element is:Number of electrons in á neutral atomNumber of protons in the nucleusNumerical position of the element in the39.(lir).+41,0aIhe reducmg agent is(A) Mn (B) Ha) Fen (D) Mn0Which of the following experimentalPeriodic Table35.The melting points of magnesium oxide40.measure the rate of reaction between Cr.0 and (MgO) and barium oxide (BaO) are 3173 K andMnO)2Mnt) + 16Hg) + 50,0techniques may NOT be conveniently used to (MeO) and barium oxide (BaO) are 3173 K andand2196 K respectively. This is because:in acid medium? The cquation isTlhe barium ion is a smaller jon than themagnesium ionThe molar masses of the oxides are differentMagnesium ton has a high charge densityTeading to some covalent character41.methylamine dissolves in waterCH,NH, +H,0 =CH,NII + OH-Base 1 Acid 2 Acid 1 Base 2CHNH, is Lewis baseOH is a conjugate base of HyOCH NH/CH NH, is an acul/tbase conjugatepair- 2Mn + 10C0,+ NII,0(A) Titration (B) Colorimetry(C) Dilatometry D) Conductimetry3Which of the following equilibrium reactionsThe equilibrium below is ohtained when36.IS NOT affected by a change in pressure?2NO = N,04tan)NO + CO =2 Ne + COeB.(3)(C)N) + 3He) 2NIIe)(D)Question 37 and 38 refer to the electronicLontigarations below. Nitrogen has five valenceThe clements m the series Se to1Are callea d-block elementsAre all metals of high melting pointsHave an incompletely filled 3d suh-shell42.electrons.Considerthefollowngelectron2.with the exception of Cu and ZnThe ionization energy of a hydrogen alom isEnergy jump in the Balmer seriesObtained from the line enission spectrum of2p43.112.hydrogen gas3.Obtained at the beginaing of the nti37. Which epresents the grixtmd tatenitiogen?44.Which of the following statenicus apply tothe ethene (CHa) molecukeThe H-C- H bond angles are tetrahedralFour electrons are involved in bonding in the(B) (C)(D)Which represents the electron arrangement forN jon?(A) AB) (C)21carbon-carbon bondIt is planar in shape /38.3.(D)45.Instructions for questions 39-47 (NINE questions).In this section, ONE or MORE of the options givenmay be correct. Select your answer by means of thefollowing code.IL I and 2 only are correctIf 2 and 3 only are correctI13 only is correctle avTHD

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Q 45). The diagram shows the deviation from Raoult's law. These types of deviations are called +ive…