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NEET 2016 Phase 2

NEET / 45 questions

2026Sun, Jul 24, 2016 10:00 AM45 PYQs
1Aldehydes Ketones And Carboxylic Acids
The correct order of strengths of the carboxylic acids

is
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2Aldehydes Ketones And Carboxylic Acids
The correct structure of the product 'A' formed in the reaction
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3Biomolecules
The correct corresponding order of names of four aldoses with configuration given below

respectively, is
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4Biomolecules
The central dogma of molecular genetics states that the genetic information flows from
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5Chemical Bonding And Molecular Structure
The correct geometry and hybridization for XeF4 are
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6Chemical Bonding And Molecular Structure
The hybridizations of atomic orbitals of nitrogen in NO\(_2^ +\), NO\(_3^ -\)  and  NH\(_4^ +\)  respectively are
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7Chemical Bonding And Molecular Structure
Among the following, which one is a wrong statement ?
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8Chemical Bonding And Molecular Structure
Which of the following pairs of ions is isoelectronic and isostructural ?
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9Chemical Bonding And Molecular Structure
Which one of the following compounds shows the presence of intramolecular hydrogen bond?
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10Chemical Kinetics
The decomposition of phosphine (PH3) on tungsten at low pressure is a first-order reaction. It is because the
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11Coordination Compounds
Jahn-Teller effect is not observed in high spin complexes of
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12Coordination Compounds
The correct increasing order of trans-effect of the following species is
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13D And F Block Elements
Which one of the following statements related to lanthanoids is incorrect?
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14Electrochemistry
If the Eocell for a given reaction has a negative value, which of the following gives the correct relationships for the values of \(\Delta\)Go and Keq ?
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15Electrochemistry
During the electrolysis of molten sodium chloride, the time required to produce 0.10 mol of chlorine gas using a current of 3 amperes is
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16Electrochemistry
The molar conductivity of a 0.5 mol/dm3 solution of AgNO3 with electrolytic conductivity of 5.76 \(\times\) 10\(-\)3 S cm\(-\)1 at 298 K is
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17Electrochemistry
The number of electrons delivered at the cathode during electrolysis by a current of 1 ampere in 60 seconds is (charge on electron = 1.60 \(\times\) 10\(-\)19C)
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18Electrochemistry
Zinc can be coated on iron to produce galvanized iron but the reverse is not possible. It is because
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19Haloalkanes And Haloarenes
Consider the reaction,
CH3CH2CH2Br + NaCN \(\to\) CH3CH2CH2CN + NaBr
This reaction will be the fastest in
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20Hydrocarbons
The compound that will react most readily with gaseous bromine has the formula
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21Hydrocarbons
In which of the following molecules, all atoms are coplanar?
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22Hydrocarbons
In pyrrole the electron density is maximum on
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23Hydrocarbons
Which of the following compounds shall not produce propene by reaction with HBr followed by elimination or direct only elimination reaction ?
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24Hydrocarbons
Which of the following can be used as the halide component for Friedel-Crafts reaction?
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25Hydrocarbons
In the given reaction,

the product P is
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26Ionic Equilibrum
The percentage of pyridine (C5H5N) that forms pyridinium ion (C5H5N+H) ina 0.10 M aqueous pyridine solution (Kb for C5H5N = 1.7 \(\times\) 10\(-\)9) is
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27Ionic Equilibrum
Which of the following fluro-compounds is most likely to behave as a Lewis base ?
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28Ionic Equilibrum
The solubility of AgCl(s) with solubility product 1.6 \(\times\) 10\(-\)10 in 0.1 M NaCl solution would be
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29Organic Compounds Containing Nitrogen
Which one of the following nitro-compounds does not react with nitrous acid?
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30Organic Compounds Containing Nitrogen
A given nitrogen-containing aromatic compound 'A' reacts with Sn/HCl, followed by HNO2 to give instable compound 'B'. 'B', on treatment with phenol, forms a beautiful coloured compound 'C' with the molecular formula C12H10N2O. The structure...
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31P Block Elements
AlF3 is soluble in HF only in presence of KF. It is due to the formation of
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32P Block Elements
Boric acid is an acid because its molecule
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33Polymers
Which one of the following structures represents nylon 6, 6 polymer?
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34Redox Reactions
Hot concentrated sulphate acid is a moderately strong oxidizing agent. Which of the following reactions does not show oxidizing behaviour?
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35S Block Elements
In context with beryllium, which one of the following statements is incorrect?
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36S Block Elements
The suspension of slaked lime in water is known as
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37Solid State
In calcium fluoride, having the fluorite structure, the coordination numbers for calcium ion (Ca2+) and fluoride ion (F\(-\)) are
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38Solutions
Which one of the following is incorrect for ideal solution?
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39Solutions
The van't Hoff factor (i) for a dilute aqueous solution of the strong electrolyte barium hydroxide is
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40Some Basic Concepts Of Chemistry
Suppose the elements X and Y combine to form two compounds XY2 and X3Y2. When 0.1 mole of XY2 weights 10 g and 0.05 mole of X3Y2 weighs 9 g, the atomic weights of X and Y are
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41Some Basic Concepts Of Organic Chemistry
Which among the given molecules can exhibit tautomerism?
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42Structure Of Atom
Which of the following pairs of d-orbitals will have electron density along the axes ?
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43Structure Of Atom
How many electrons can fit in the orbital for which n = 3 and \(l\) = 1?
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44Surface Chemistry
The coagulation values in millimoles per litre of the electrolytes used for the coagulation of As2S3 are given below :
I.  (NaCl) = 52,
II. (BaCl2) = 0.69,
III. (MgSO4) = 0.22
The correct order of their coagulating power is
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45Thermodynamics
For a sample of perfect gas when its pressure is changed isothermally from pi to pf, the entropy change is given by
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