Solved papers for JEE Main & Advanced AIEEE Solved Paper-2002

AIEEE Solved Paper-2002 Total Questions - 75

1) Which of the following is a redox reaction? AIEEE Solved Paper-2002

A)

\[NaCl+KN{{O}_{3}}\xrightarrow{{}}NaN{{O}_{3}}+KCl\]

B)

\[Ca{{C}_{2}}{{O}_{4}}+2HCl\xrightarrow{{}}CaC{{l}_{2}}+{{H}_{2}}{{C}_{2}}{{O}_{4}}\]

C)

\[Ca{{(OH)}_{2}}+2N{{H}_{4}}Cl\xrightarrow{{}}CaC{{l}_{2}}+2N{{H}_{3}}\]\[+2{{H}_{2}}O\]

D)

\[2K[Ag{{(CN)}_{2}}]+Zn\xrightarrow{{}}2Ag+{{K}_{2}}[Zn{{(CN)}_{4}}]\]

View Answer
2) For an ideal gas, number of mol per litre in terms of its pressure p, temperature T and gas constant R is AIEEE Solved Paper-2002

A)

     \[\frac{pT}{R}\]

B)

                    pRT

C)

                    \[\frac{p}{RT}\]

D)

                    \[\frac{RT}{p}\]

View Answer
3) Number of P - O bonds in \[{{P}_{4}}{{O}_{10}}\] is AIEEE Solved Paper-2002

A)

17

B)

16

C)

15

D)

6

View Answer
4) \[K{{O}_{2}}\] is used in space and submarines because it AIEEE Solved Paper-2002

A)

absorbs \[C{{O}_{2}}\] and increases \[{{O}_{2}}\] concentration

B)

absorbs moisture

C)

absorbs \[C{{O}_{2}}\]

D)

produces ozone

View Answer
5) Which of the following ions has the maximum magnetic moment? AIEEE Solved Paper-2002

A)

\[M{{n}^{2+}}\]

B)

\[F{{e}^{2+}}\]

C)

          \[T{{i}^{2+}}\]

D)

          \[C{{r}^{2+}}\]

View Answer
6) Acetylene does not react with AIEEE Solved Paper-2002

A)

Na

B)

                        ammoniacal \[AgN{{O}_{3}}\]

C)

\[HCl\]

D)

          \[NaOH\]

View Answer
7) Compound A given below is              AIEEE Solved Paper-2002

A)

antiseptic

B)

          antibiotic

C)

          analgesic

D)

          pesticide

View Answer
8) For the following cell with hydrogen electrodes at two different pressures pi and?2 \[\underset{{{p}_{1}}}{\mathop{\operatorname{P}t({{H}_{2}})}}\,\,\,\underset{1M}{\mathop{\left| {{H}^{+}}(aq) \right|}}\,\,\,\underset{{{p}_{2}}}{\mathop{\operatorname{P}t({{H}_{2}})}}\,\] emf is given by AIEEE Solved Paper-2002

A)

\[\frac{RT}{F}{{\log }_{e}}\frac{{{p}_{1}}}{{{p}_{2}}}\]

B)

\[\frac{RT}{2F}{{\log }_{e}}\frac{{{p}_{1}}}{{{p}_{2}}}\]

C)

          \[\frac{RT}{F}{{\log }_{e}}\frac{{{p}_{2}}}{{{p}_{1}}}\]

D)

          \[\frac{RT}{2F}{{\log }_{e}}\frac{{{p}_{2}}}{{{p}_{1}}}\]

View Answer
9) Acetylene reacts with hypochlorous acid to form AIEEE Solved Paper-2002

A)

\[C{{l}_{2}}CHCHO\]

B)

          \[ClC{{H}_{2}}COOH\]

C)

          \[C{{H}_{3}}COCl\]

D)

          \[ClC{{H}_{2}}CHO\]

View Answer
10) On heating benzyl amine with chloroform and ethanolic KOH, product obtained is AIEEE Solved Paper-2002

A)

benzyl alcohol

B)

          benzaldehyde

C)

benzonitrile

D)

          benzyl isocyanide

View Answer
11) Which of the following reaction is possible at anode? AIEEE Solved Paper-2002

A)

\[{{F}_{2}}+2{{e}^{-}}\xrightarrow{{}}2{{F}^{-}}\]

B)

\[2{{H}^{+}}+\frac{1}{2}{{O}_{2}}+2{{e}^{-}}\xrightarrow{{}}{{H}_{2}}O\]

C)

\[2C{{r}^{3+}}+7{{H}_{2}}O\xrightarrow{{}}C{{r}_{2}}O_{7}^{2-}+14{{H}^{+}}+6{{e}^{-}}\]

D)

\[F{{e}^{2+}}\xrightarrow{{}}F{{e}^{3+}}+{{e}^{-}}\]

View Answer
12) Which of the following concentration factor is affected by change in temperature? AIEEE Solved Paper-2002

A)

Molarity

B)

          Molality

C)

          Mole fraction

D)

         Weight fraction

View Answer
13) Cyanide process is used for the extraction of AIEEE Solved Paper-2002

A)

barium

B)

                          silver

C)

boron

D)

          zinc

View Answer
14) Following reaction, \[{{(C{{H}_{3}})}_{3}}CBr+{{H}_{2}}O\xrightarrow{{}}{{(C{{H}_{3}})}_{3}}COH+HBr\] is an example of AIEEE Solved Paper-2002

A)

elimination reaction

B)

free radical substitution

C)

nucleophilic substitution

D)

electrophilic substitution

View Answer
15) A metal M forms water soluble \[MS{{O}_{4}}\] and inert MO. MO in aqueous solution forms insoluble \[M{{(OH)}_{2}}\] soluble in \[NaOH\]. Metal M is AIEEE Solved Paper-2002

A)

\[Be\]

B)

\[Mg\]

C)

\[Ca\]

D)

          \[Si\]

View Answer
16) Half-life of a substance A following first order kinetics is 5 days. Starting with 100g of A, amount left after 15 days is AIEEE Solved Paper-2002

A)

25 g

B)

                          50 g

C)

\[12.5\]g

D)

          \[6.25\]g

View Answer
17) The most stable ion is AIEEE Solved Paper-2002

A)

\[{{[Fe{{(OH)}_{5}}]}^{3-}}\]

B)

        \[{{[FeC{{l}_{6}}]}^{3-}}\]

C)

          \[{{[Fe{{(CN)}_{6}}]}^{3-}}\]

D)

\[{{[Fe{{({{H}_{2}}O)}_{6}}]}^{3+}}\]

View Answer
18) A substance forms Zwitter ion. It can have functional groups AIEEE Solved Paper-2002

A)

\[-N{{H}_{2}},-COOH\]

B)

\[-N{{H}_{2}},-S{{O}_{3}}H\]

C)

Both (a) and (b)

D)

None of these

View Answer
19) If \[F{{e}^{3+}}\] and \[C{{r}^{3+}}\] both are present in group III of qualitative analysis, then distinction can be made by AIEEE Solved Paper-2002

A)

addition of \[N{{H}_{4}}OH\] in the presence of \[N{{H}_{4}}Cl\] when only \[Fe{{(OH)}_{3}}\] is precipitated

B)

addition of \[N{{H}_{4}}OH\]) in the presence of \[N{{H}_{4}}Cl\]I when \[Cr{{(OH)}_{3}}\] and \[Fe{{(OH)}_{3}}\] both are precipitated and on adding \[B{{r}_{2}}\] water and NaOH, \[Cr{{(OH)}_{3}}\] dissolves

C)

precipitate of \[Cr{{(OH)}_{3}}\] and \[Fe{{(OH)}_{3}}\] as obtained in (b) are treated with cone. HCI when only \[Fe{{(OH)}_{3}}\] dissolves

D)

Both (b) and (c)

View Answer
20) In an organic compound of molar mass \[108\,g\,mo{{l}^{-1}}\] C, H and N atoms are present in \[9:1:3.5\] by weight. Molecular formula can be AIEEE Solved Paper-2002

A)

\[{{C}_{6}}{{H}_{8}}{{N}_{2}}\]

B)

                          \[{{C}_{7}}{{H}_{10}}N\]

C)

          \[{{C}_{5}}{{H}_{6}}{{N}_{3}}\]

D)

          \[{{C}_{4}}{{H}_{18}}{{N}_{3}}\]

View Answer
21) Solubility of \[Ca{{(OH)}_{2}}\] is s \[mol{{L}^{-1}}\]. The solubility product \[({{K}_{sp}})\] under the same condition is AIEEE Solved Paper-2002

A)

\[4{{s}^{3}}\]

B)

                        \[3{{s}^{4}}\]

C)

          \[4{{s}^{2}}\]

D)

          \[{{s}^{3}}\]

View Answer
22) Heat required to raise the temperature of mole of a substance by \[{{1}^{o}}C\] is called AIEEE Solved Paper-2002

A)

specific heat

B)

         molar heat capacity

C)

                          water equivalent

D)

specific gravity

View Answer
23) \[\beta \]-particle is emitted in a radioactive reaction when AIEEE Solved Paper-2002

A)

a proton changes to neutron

B)

a neutron changes to proton

C)

a neutron changes to electron

D)

an electron changes to neutron

View Answer
24) In a mixture of A and B, components show negative deviation when AIEEE Solved Paper-2002

A)

A-B interaction is stronger than A-A and B-B interaction

B)

A-B interaction is weaker than A-A and B-B interaction

C)

\[\Delta {{V}_{\operatorname{mi}x}}>0\], \[\Delta {{S}_{\operatorname{mi}x}}>0\]

D)

\[\Delta {{V}_{\operatorname{mi}x}}=0\], \[\Delta {{S}_{\operatorname{mi}x}}>0\]

View Answer
25) Refining of impure copper with zinc impurity is to be done by electrolysis using electrodes as AIEEE Solved Paper-2002

A)

Cathode - pure copper                  Anode- pure zinc

B)

Cathode - pure zinc                         Anode- pure copper

C)

Cathode - pure copper                  Anode- impure copper

D)

Cathode - pure zinc                         Anode- impure zinc

View Answer
26) Aluminium is extracted by the electrolysis of AIEEE Solved Paper-2002

A)

alumina

B)

bauxite

C)

molten cryolite

D)

alumina mixed with molten cryolite

View Answer
27) For an aqueous solution, freezing point is\[{{0.186}^{o}}C\]. Elevation of the boiling point of the same solution is (\[{{K}_{f}}={{1.86}^{o}}mo{{l}^{-1}}kg\] and \[{{K}_{b}}={{0512}^{o}}mo{{l}^{-1}}kg\]) AIEEE Solved Paper-2002

A)

\[{{0.186}^{o}}\]

B)

          \[{{0.0.512}^{o}}\]

C)

          \[{{186}^{o}}\]

D)

          \[{{5.12}^{o}}\]

View Answer
28) Underlined carbon is \[s{{p}^{3}}\] hybridised in AIEEE Solved Paper-2002

A)

\[C{{H}_{3}}\underline{C}H=C{{H}_{2}}\]

B)

          \[C{{H}_{3}}\underline{C}{{H}_{2}}N{{H}_{2}}\]

C)

          \[C{{H}_{3}}\underline{C}ON{{H}_{2}}\]

D)

          \[C{{H}_{3}}C{{H}_{2}}\underline{C}N\]

View Answer
29) Bond angle of \[{{109}^{o}}28\]'is found in AIEEE Solved Paper-2002

A)

\[N{{H}_{3}}\]

B)

          \[{{H}_{2}}O\]

C)

          \[\overset{\oplus }{\mathop{C}}\,{{H}_{5}}\]

D)

          \[\overset{\oplus }{\mathop{N}}\,{{H}_{4}}\]

View Answer
30) For a reaction \[A+2B\xrightarrow{{}}C\], rate is given by \[+\frac{d[C]}{dt}=k[A][B]\], hence the order of the reaction is AIEEE Solved Paper-2002

A)

3

B)

          2

C)

1

D)

          0

View Answer
31) \[C{{H}_{3}}MgI\]is an organometallic compound due to AIEEE Solved Paper-2002

A)

Mg-l bond

B)

C-l bond

C)

C-Mg bond

D)

C-H bond

View Answer
32) One of the following species acts as both Bronsted acid and base AIEEE Solved Paper-2002

A)

\[{{H}_{2}}PO_{2}^{-}\]

B)

          \[HPO_{3}^{2-}\]

C)

          \[HPO_{4}^{2-}\]

D)

          All of these

View Answer
33) Hybridisation of the underline atom changes in AIEEE Solved Paper-2002

A)

\[\underline{A}\,l{{H}_{3}}\] changes to \[\underline{A}\,lH_{4}^{-}\]

B)

\[{{H}_{2}}\underline{O}\] changes to \[{{H}_{3}}{{O}^{+}}\]

C)

\[\underline{N}{{H}_{3}}\] changes to \[NH_{4}^{+}\]

D)

in all the above cases

View Answer
34) Racemic mixture is formed by mixing two AIEEE Solved Paper-2002

A)

isomeric compounds

B)

chiral compounds

C)

meso compounds

D)

enantiomers with chiral carbon

View Answer
35) The number of lone pairs on \[Xe\] in \[Xe{{F}_{2}},Xe{{F}_{4}}\] and \[Xe{{F}_{6}}\]respectively are AIEEE Solved Paper-2002

A)

3, 2, 1

B)

          2, 4, 6

C)

          1, 2, 3

D)

          6, 4, 2

View Answer
36) An aqueous solution of \[1\,M\,NaCl\] and \[1\,M\,HCl\] is AIEEE Solved Paper-2002

A)

not a buffer but \[pH<7\]

B)

not a buffer but \[pH>7\]

C)

a buffer with \[pH<7\]

D)

a buffer with \[pH>7\]

View Answer
37) Consider the following two reactions, \[A\xrightarrow{{}}\] Product \[-\frac{d[A]}{dt}={{k}_{1}}{{[A]}^{o}}\] \[B\xrightarrow{{}}\] Product \[-\frac{d[B]}{dt}={{k}_{2}}[B]\] \[{{k}_{1}}\] and \[{{k}_{2}}\] are expressed in terms of molarity(mol \[{{L}^{-1}}\]) and time \[({{s}^{-1}})\] as AIEEE Solved Paper-2002

A)

\[{{s}^{-1}},M\,{{s}^{-1}}\,{{L}^{-1}}\]

B)

          \[M\,{{s}^{-1}},\,\,M\,{{s}^{-1}}\]

C)

          \[{{s}^{-1}},{{M}^{-1}}\,{{s}^{-1}}\]

D)

          \[M\,{{s}^{-1}},\,{{s}^{-1}}\]

View Answer
38) RNA contains

A)

ribose sugar and thymine

B)

ribose sugar and uracil

C)

deoxyribose sugar and uracil

D)

deoxyribose sugar and thymine

View Answer
39) For a cell given below \[Ag\,\left| A{{g}^{+}} \right|\left| C{{u}^{2+}} \right|\,\,Cu\]                                                                                                    -                    + \[A{{g}^{+}}+{{e}^{-}}\xrightarrow{{}}Ag,\,{{E}^{o}}=x\] \[C{{u}^{2+}}2\,{{e}^{-}}\xrightarrow{{}}Cu,\,{{E}^{o}}=y\] \[{{E}^{o}}_{cell}\] is AIEEE Solved Paper-2002

A)

\[x+2y\]

B)

                          \[2x+y\]

C)

          \[y-x\]

D)

          \[y-2x\]

View Answer
40) Based on kinetic theory of gases, following laws can be proved AIEEE Solved Paper-2002

A)

Boyle's law

B)

          Charle's law

C)

          Avogadro's law

D)

All of the above

View Answer
41) \[MnO_{4}^{-}\] is a good oxidising agent in different medium changing to                    \[MnO_{4}^{-}\]              \[\xrightarrow{{}}M{{n}^{2+}}\]                                    \[\xrightarrow{{}}MnO_{4}^{2+}\]                                    \[\xrightarrow{{}}Mn{{O}_{2}}\]                                    \[\xrightarrow{{}}M{{n}_{2}}{{O}_{3}}\] Changes    in    oxidation    number respectively are AIEEE Solved Paper-2002

A)

1, 3, 4, 5

B)

                          5, 4, 3, 2

C)

          5, 1, 3, 4

D)

          2, 6, 4, 3

View Answer
42) For the reaction, \[{{H}_{2}}+{{I}_{2}}\xrightarrow{{}}2Hl\], the differential rate law is AIEEE Solved Paper-2002

A)

\[-\frac{d\,[{{H}_{2}}]}{dt}=-\frac{d\,[{{l}_{2}}]}{dt}=2\frac{d\,[Hl]}{dt}\]

B)

\[-2\frac{d\,[{{H}_{2}}]}{dt}=-2\frac{d\,[{{l}_{2}}]}{dt}=\frac{d\,[Hl]}{dt}\]

C)

\[-\frac{d\,[{{H}_{2}}]}{dt}=-\frac{d\,[{{l}_{2}}]}{dt}=\frac{d\,[Hl]}{dt}\]

D)

\[-\frac{d\,[{{H}_{2}}]}{2dt}=-\frac{d\,[{{l}_{2}}]}{2dt}=\frac{d\,[Hl]}{dt}\]

View Answer
43) Number of atoms in 560 g of Fe (atomic mass 56 g \[mo{{l}^{-1}}\]) is AIEEE Solved Paper-2002

A)

twice that of 70 g N

B)

half that of 20 g H

C)

          Both (a) and (b)

D)

        None of these

View Answer
44) Geometrical isomerism is not shown by AIEEE Solved Paper-2002

A)

1, 1 -dichloro-1 ?pentene

B)

1, 2-dichloro-l-pentene

C)

1, 3-dichloro-2-pentene

D)

1, 4-dichloro-2-pentene

View Answer
45) Number of atoms in the unit cell of Na (bcc type crystal) and Mg (fee type crystal) are respectively AIEEE Solved Paper-2002

A)

4, 4

B)

4, 2

C)

2, 4

D)

          1, 1

View Answer
46) Which of the following compounds has incorrect IUPAC nomenclature? AIEEE Solved Paper-2002

A)

\[C{{H}_{3}}\underset{\,\text{Ethylbutanoate}}{\mathop{C{{H}_{2}}\overset{\begin{smallmatrix} O \\ || \end{smallmatrix}}{\mathop{C}}\,{{H}_{2}}CO{{C}_{2}}}}\,{{H}_{5}}\]

B)

\[C{{H}_{3}}CH\underset{\begin{smallmatrix} | \\ \underset{\text{3}-\text{ methyl butanal}}{\mathop{C{{H}_{3}}}}\, \end{smallmatrix}}{\mathop{C}}\,{{H}_{2}}CHO\]

C)

\[C{{H}_{3}}CH\underset{\begin{smallmatrix} | \\ \underset{\text{2}-\text{methyl }-\text{3}-\text{ pentanone}}{\mathop{C{{H}_{3}}}}\, \end{smallmatrix}}{\mathop{\overset{\begin{smallmatrix} O \\ || \end{smallmatrix}}{\mathop{C}}\,C}}\,{{H}_{2}}C{{H}_{3}}\]

D)

\[\underset{\text{2}-\text{ methyl }-\text{3}-\text{ butanol}}{\mathop{C{{H}_{3}}\underset{\begin{smallmatrix} | \\ {{H}_{3}}C \end{smallmatrix}}{\mathop{C}}\,H\underset{\begin{smallmatrix} | \\ OH \end{smallmatrix}}{\mathop{C}}\,HC{{H}_{3}}}}\,\]

View Answer
47) End product of the following reaction is \[C{{H}_{3}}C{{H}_{2}}COOH\xrightarrow[\text{Red P}]{C\,{{l}_{2}}}\xrightarrow{\text{Alcoholic KOH}}\] AIEEE Solved Paper-2002

A)

             \[C{{H}_{3}}\underset{\begin{smallmatrix} | \\ OH \end{smallmatrix}}{\mathop{C}}\,HCOOH\]

B)

             \[C{{H}_{2}}\underset{\begin{smallmatrix} | \\ OH \end{smallmatrix}}{\mathop{C}}\,{{H}_{2}}COOH\]

C)

          \[C{{H}_{2}}=CHCOOH\]

D)

         \[\underset{\begin{smallmatrix} | \\ Cl \end{smallmatrix}}{\mathop{C}}\,{{H}_{2}}\underset{\begin{smallmatrix} | \\ OH \end{smallmatrix}}{\mathop{C}}\,HCOOH\]

View Answer
48) For the following reaction in gaseous phase \[CO+\frac{1}{2}{{O}_{2}}\xrightarrow{{}}C{{O}_{2}}\] \[{{K}_{c}}/{{K}_{p}}\] is AIEEE Solved Paper-2002

A)

\[{{(RT)}^{1/2}}\]

B)

                          \[{{(RT)}^{-1/2}}\]

C)

          (RT)

D)

          \[{{(RT)}^{-1}}\]

View Answer
49) Energy of H-atom in the ground state is -13.6 eV, hence energy in the second excited state is AIEEE Solved Paper-2002

A)

\[-6.8\] eV

B)

          \[-3.4\] eV

C)

          \[-1.51\] eV

D)

          \[-4.53\] Ev

View Answer
50) A square planar complex is formed by hybridisation of the following atomic orbitals AIEEE Solved Paper-2002

A)

\[s,{{p}_{x}},{{p}_{y}},{{p}_{Z}}\]

B)

         \[s,{{p}_{x}},{{p}_{y}},{{p}_{Z}},d\]

C)

                          \[d,s,{{p}_{x}},{{p}_{y}}\]

D)

          \[s,{{p}_{x}},{{p}_{y}},{{p}_{Z}},d,d\]

View Answer
51) Type   of   isomerism   shown   by \[[Cr{{(N{{H}_{3}})}_{5}}N{{O}_{2}}]C{{l}_{2}}\] is AIEEE Solved Paper-2002

A)

optical

B)

                                          ionization

C)

          geometrical

D)

          linkage

View Answer
52) One of the following equilibria is not affected by change in volume of the flask AIEEE Solved Paper-2002

A)

\[PC{{l}_{5}}(g)\underset{{}}{\leftrightarrows}PC{{l}_{3}}(g)+C{{l}_{2}}(g)\]

B)

\[{{N}_{2}}(g)+3{{H}_{2}}(g)\underset{\,}{\leftrightarrows}2N{{H}_{3}}(g)\]

C)

\[{{N}_{2}}(g)+{{O}_{2}}(g)\overset{\,}{leftrightarrows}2NO(g)\]

D)

\[S{{O}_{2}}C{{l}_{2}}(g)\underset{\,}{\leftrightarrows}S{{O}_{2}}(g)+C{{l}_{2}}(g)\]

View Answer
53) Uncertainty in position of a particle of 25 g in space is \[{{10}^{-5}}\] m. Hence, uncertainty in velocity \[(m{{s}^{-1}})\] is (Planck's constant \[h=6.6\times {{10}^{-34}}Js\]) AIEEE Solved Paper-2002

A)

\[2.1\times {{10}^{-28}}\]

B)

                          \[2.1\times {{10}^{-34}}\]

C)

          \[0.5\times {{10}^{-34}}\]

D)

          \[5.0\times {{10}^{-24}}\]

View Answer
54) Consider the following reactions at \[{{1100}^{o}}C\] (I) \[2C+{{O}_{2}}\xrightarrow{{}}2CO\], \[\Delta {{G}^{o}}=-460\,kJ\,mo{{l}^{-1}}\] (II) \[2Zn+{{O}_{2}}\xrightarrow{{}}2ZnO\], \[\Delta {{G}^{o}}+=-360\,kJ\,mo{{l}^{-1}}\] Based on these, select the correct alternate. AIEEE Solved Paper-2002

A)

Zinc can be oxidised by CO

B)

Zinc oxide can be reduced by carbon

C)

Both (a) and (b)

D)

None of the above

View Answer
55) A reaction is non-spontaneous at the freezing point of water but is spontaneous at the boiling point of water then AIEEE Solved Paper-2002

A)

\[\Delta H\,\,\,\,\,+ve\]                \[\Delta S\,\,\,\,+ve\]

B)

\[\Delta H\,\,\,\,\,-ve\]                 \[\Delta S\,\,\,\,-ve\]

C)

\[\Delta H\,\,\,\,\,-ve\]                 \[\Delta S\,\,\,\,+ve\]

D)

\[\Delta H\,\,\,\,\,+ve\]                \[\Delta S\,\,\,\,-ve\]

View Answer
56) Monomers are converted to polymer by AIEEE Solved Paper-2002

A)

hydrolysis of monomers

B)

condensation reaction between monomers

C)

protonation of monomers

D)

None of the above

View Answer
57) Increasing order of bond strength of \[{{O}_{2}},O_{2}^{-}\,O_{2}^{2-}\] and \[O_{2}^{+}\] is AIEEE Solved Paper-2002

A)

\[O_{2}^{+}<{{O}_{2}}<O_{2}^{-}<O_{2}^{2-}\]

B)

\[{{O}_{2}}<O_{2}^{+}<O_{2}^{-}<O_{2}^{2-}\]

C)

\[O_{2}^{-}<O_{2}^{2-}<O_{2}^{+}<{{O}_{2}}\]

D)

\[O_{2}^{2-}<O_{2}^{-}<{{O}_{2}}<O_{2}^{+}\]

View Answer
58) Most common oxidation states of Ce (cerium) are AIEEE Solved Paper-2002

A)

\[+3,\,\,+4\]

B)

                        \[+2,\,\,+3\]

C)

          \[+2,\,\,+4\]

D)

          \[+3,\,\,+5\]

View Answer
59) \[C{{e}^{3+}},\,\,L{{a}^{3+}},\,P{{m}^{3+}}\] and \[Y{{b}^{3+}}\] have ionic radii in the increasing order as AIEEE Solved Paper-2002

A)

\[L{{a}^{3+}}<C{{e}^{3+}}<P{{m}^{3+}}<Y{{b}^{3+}}\]

B)

\[Y{{b}^{3+}}<P{{m}^{3+}}<C{{e}^{3+}}<L{{a}^{3+}}\]

C)

\[L{{a}^{3+}}\,=C{{e}^{3+}}\,<P{{m}^{3+}}\,<Y{{b}^{3+}}\]

D)

\[Y{{b}^{3+}}<P{{m}^{3+}}<L{{a}^{3+}}<C{{e}^{3+}}\]

View Answer
60) pH of \[0.005\] M calcium acetate (\[P{{K}_{a}}\] of \[C{{H}_{3}}COOH=4.74\]) is AIEEE Solved Paper-2002

A)

\[7.04\]

B)

                          \[9.37\]

C)

\[9.26\]

D)

          \[8.37\]

View Answer
61) \[{{H}_{2}}\] gas is absorbed on the metal surface like tungsten. This follows ...... order reaction. AIEEE Solved Paper-2002

A)

third

B)

                          second

C)

          zero

D)

          first

View Answer
62) Rate constant k of the first order reaction when initial concentration \[{{C}_{0}}\] and concentration \[{{C}_{t}}\] at time \[t\] is given by equation \[kt=\log \,{{C}_{0}}-\log {{C}_{t}}\] Graph is a straight line if we plot AIEEE Solved Paper-2002

A)

\[t\,\,vs\,\,\log \,\,{{C}_{0}}\]

B)

          \[t\,\,vs\,\,\log \,{{C}_{t}}\]

C)

          \[{{t}^{-1}}\,\,vs\,\,\log \,{{C}_{t}}\]

D)

          \[\log \,\,{{C}_{t}}\,vs\,\,\log \,\,{{C}_{t}}\]

View Answer
63) Alum is widely used to purify water since AIEEE Solved Paper-2002

A)

it forms complex with clay particles

B)

it coagulates the mud particles

C)

it exchanges \[C{{a}^{2+}}\] and \[M{{g}^{2+}}\] ions present in hard water

D)

its sulphate ion is water purifier

View Answer
64) On vigorous oxidation by permangnate solution \[{{(C{{H}_{3}})}_{2}}C=CHC{{H}_{2}}CHO\] gives AIEEE Solved Paper-2002

A)

\[{{(C{{H}_{3}})}_{2}}CO\] and \[OHCC{{H}_{2}}CHO\]

B)

\[{{(C{{H}_{3}})}_{2}}\underset{\begin{smallmatrix} | \\ OH \end{smallmatrix}}{\mathop{C}}\,-\underset{\begin{smallmatrix} | \\ OH \end{smallmatrix}}{\mathop{C}}\,HC{{H}_{2}}CHO\]

C)

\[{{(C{{H}_{3}})}_{2}}CO\] and \[OHCC{{H}_{2}}COOH\]

D)

\[{{(C{{H}_{3}})}_{2}}CO\] and \[C{{H}_{2}}{{(COOH)}_{2}}\]

View Answer
65) In the following benzyl/allyl system \[R-CH=C{{H}_{2}}\] or [R is alkyl group) decreasing order of inductive effect is AIEEE Solved Paper-2002

A)

\[{{(C{{H}_{3}})}_{3}}C->{{(C{{H}_{3}})}_{2}}CH->C{{H}_{3}}C{{H}_{2}}-\]

B)

\[C{{H}_{3}}C{{H}_{2}}->{{(C{{H}_{3}})}_{2}}CH->{{(C{{H}_{3}})}_{3}}C-\]

C)

\[(C{{H}_{3}}){{ }_{2}}CH->C{{H}_{3}}C{{H}_{2}}->{{(C{{H}_{3}})}_{3}}C-\]

D)

\[(C{{H}_{3}}){{ }_{2}}C->C{{H}_{3}}C{{H}_{2}}->{{(C{{H}_{3}})}_{3}}CH-\]

View Answer
66) \[PC{{l}_{3}}\] and \[PC{{l}_{5}}\], both exist; \[NC{{l}_{3}}\] exists but \[NC{{l}_{5}}\] does not exist. It is due to AIEEE Solved Paper-2002

A)

lower electronegativity of P than N

B)

lower tendency of N to form covalent bond

C)

availability of vacant d-obital in P but not in N

D)

statement is itself incorrect

View Answer
67) Following types of compounds (as I, II) (I) \[C{{H}_{3}}CH=CHC{{H}_{3}}\] (II) \[C{{H}_{3}}-\underset{\begin{smallmatrix} | \\ C{{H}_{2}}C{{H}_{3}} \end{smallmatrix}}{\mathop{C}}\,H-OH\] are studied in terms of isomerism in AIEEE Solved Paper-2002

A)

chain isomerism

B)

position isomerism

C)

conformers

D)

          stereoisomerism

View Answer
68) Conductivity (Seimen's S) is directly proportional to area of the vessel and the concentration of the solution in it and is inversely proportional to the length of the vessel, then constant of proportionality is expressed in AIEEE Solved Paper-2002

A)

S m \[mo{{l}^{-1}}\]

B)

          \[{{S}^{2}}\,{{m}^{2}}\,mo{{l}^{-2}}\]

C)

S \[{{m}^{2}}\,mo{{l}^{-1}}\]

D)

          \[{{S}^{2}}\,{{m}^{2}}\,mol\]

View Answer
69) A heat engine absorbs heat \[{{q}_{1}}\] from a source at temperature \[{{T}_{1}}\] and heat \[{{q}_{2}}\] from a source at temperature \[{{T}_{2}}\]. Work done is found to be \[J({{q}_{1}}+{{q}_{2}})\] This is in accordance with

A)

first law of thermodynamics

B)

second law of thermodynamics

C)

Joules equivalent law

D)

None of the above

View Answer
70) Select the correct statement. AIEEE Solved Paper-2002

A)

When a covalent bond is formed, transfer of electrons takes place

B)

Pure \[{{H}_{2}}O\] does not contain any ion

C)

A bond is formed when attractive forces overcome repulsive forces

D)

HF is less polar than \[HBr\]

View Answer
71) The metallic sodium dissolves in liquid ammonia to form a deep blue coloured solution. The deep blue colour is due to formation of AIEEE Solved Paper-2002

A)

solvated electron, \[{{e}^{-}}(N{{H}_{3}})_{x}^{-}\]

B)

solvated atomic sodium, \[Na{{(N{{H}_{3}})}_{y}}\]

C)

\[(N{{a}^{+}}+N{{a}^{-}})\]

D)

\[NaN{{H}_{2}}+{{H}_{2}}\]

View Answer
72) Maximum dehydration takes place that of AIEEE Solved Paper-2002

A)



B)



C)



D)



View Answer
73) \[{{S}_{N}}1\] reaction is feasible in AIEEE Solved Paper-2002

A)

\[->-\,Cl+KOH\xrightarrow{{}}\]

B)

\[+KOH\xrightarrow{{}}\]

C)

D)

View Answer
74) Oxidation number of \[Cl\] in \[CaOC{{l}_{2}}\] (bleaching powder) is AIEEE Solved Paper-2002

A)

zero, since it contains \[C{{l}_{2}}\]

B)

-1, since it contains \[C{{l}^{-}}\]

C)

+1, since it contains \[Cl{{O}^{-}}\]

D)

+1 and -1 since it contains \[Cl{{O}^{-}}\] and \[C{{l}^{-}}\]

View Answer
75) Picric acid is AIEEE Solved Paper-2002

A)



B)



C)



D)



View Answer