jam.iitm.ac.in Chemistry Question Paper Sample : Indian Institute of Technology Madras

Name of the Organisation : Indian Institute of Technology Madras
Name of the Exam : JAM Exam
Document Type : Sample Question Paper
Name of the Subject : Chemistry – (CY)

Website : jam.iitm.ac.in
Download Sample Question Paper 2015 :  https://www.pdfquestion.in/uploads/7706-CYQP2015.pdf
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Download Sample Question Paper 2013 : https://www.pdfquestion.in/uploads/7706-CYQP2013.pdf

JAM Chemistry Sample Questions

Q. 1 – Q.10 carry one mark each.
Q.1 The first row transition metal complexes having tetrahedral geometry are high-spin due to
(A) ?t > P (B) ?t < P (C) ?t = P (D) ?t > ?o

Related : Indian Institute of Technology Madras Biotechnology Question Paper Sample : www.pdfquestion.in/7704.html

Q.2 The species responsible for the superacidity of SbF5-HSO3F system is
(A) HSO3F (B) SbF5 (C) HF (D) H2SO3F+
Q.3 A filter paper moistened with cadmium acetate solution turns yellow upon exposure to H2S. The transition responsible for the yellow colour is
(A) d-d
(B) metal-to-ligand charge transfer
(C) ligand-to-metal charge transfer
(D) s-s*

Q.4 Low-spin iron(III) center is present in
(A) deoxy form of hemoglobin
(B) oxy form of hemoglobin
(C) hemocyanin
(D) carbonic anhydrase

Q.5 The major product formed in the following reaction is
Q.6 The structure of (2S,3R)-2-amino-3-hydroxy butanoic acid is
Q.7 The ene-yne that produces a chiral compound upon treatment with Lindlar’s catalyst is
Q.8 An organic compound P (C4H8O) is positive to Bayer’s test, but inert to sodium metal. On treatment with conc. HCl, P gives CH3CH2Cl and CH3CHO. The structure of P is
Q.9 Which one of the following is an identity matrix?
Q.10 The intermolecular van der Waals potential is inversely proportional to r6. The corresponding force is proportional to

Q.11 The normal spinel among the following mixed metal-oxides is
(A) CoFe2O4 (B) NiFe2O4 (C) CuFe2O4 (D) ZnFe2O4
Q.12 The ground state term for a free ion with 3d7 configuration is
(A) 4F3/2 (B) 4F9/2 (C) 4F1/2 (D) 4F5/2
Q.13 The reagent ‘oxine’ commonly used in analytical chemistry is
Q.14 The species having trigonal pyramidal shape is
(A) NO3 – (B) CO3 2- (C) BrF3 (D) SO3 2-
Q.15 The correct statement about ionization potential (IP) is
(A) Non-metallic character of an element decreases as the IP increases
(B) IP decreases down the group in the periodic table
(C) Second IP of Ca is larger than second IP of K
(D) IP decreases on going from left to right in the periodic table
Q.16 The Volhard method is used for the estimation of
(A) cyanide ion by titration with silver nitrate
(B) silver ion directly
(C) oxygen in water
(D) glucose in blood

JAM 2014 Chemistry

Tollen’s test will be negative for
(A) Glucose (B) Mannose (C) Sucrose (D) Galactose
Which one among the following is a sesquiterpene?
The predicted geometry of TeF4 by VSEPR theory is
(A) Octahedral (B) Square planar
(C) Tetrahedral (D) Trigonal bipyramidal
Among the following, the isoelectronic pair is
(A) NO and CO
(C) NO+ and CO
(B) ()2— (superoxide anion) and NO—
(D) 02— (superoxide anion) and NO+
The metal ion of an enzyme involved in hydration of CO; is
(A) Cu (H) (B) Fe (II) (C) Mg (II) (D) Zn (II)
Among the following, the element having maximum inert pair effect is
[Givenz Atomic number of Ge = 30, Pb = 82, Si = 14 and Sn = 50]
(A) Ge (B) Pb (C) Si (D) Sn

JAM 2013 Chemistry

The most polar compound among the following is
(A) sn (B) on (C) XeF4 (13) $03
Which one of the following order of the carbonates is CORRECT for their decomposition temperature?
(A) BaCO; ,> (33cm > smo; > MgC03
(C) Mgco3 > taco3 > src03 > Bacog ~
(B) BaC03 > SrCO; > CaC03 > MgC03
(D) MgCO3 > CaCO; > BaCO; > SrCO3
The Correct order of CO vibrational stretching frequency in the following complexes is
I: (PF3)3M0(CO)3 H: (PC13)3M0(C0)3 III: {P(OMe)3)3Mo(CO)3
A) I<11<Hl (B) III<II<I (C) II<I<lIl (D) 1H<I<Il
Among the following, the ligand that BEST stabilizes low oxidation state of tungsten (W) is
(A) H20 (B) NH; (C) CO (D) F—
For a particular reaction at constant temperature, a plot of inverse of reactant concentration versus time is a straight line with a slope of 4.0>-<10″2 L mol”l $4. The time required (in seconds) for 1.0 M of reactant to decrease to 0.25 M is
(A) 18.8 (B) 34.7 (C) 75.0 (D) 187.5
For a physisorption process, which one of the following statements is NOT correct?
(A) There are van der Waals interactions between the adsorbate and the adsorbent.
(13) The process predominates at low temperature.
(C) The process cannot proceed beyond a monolayer.
(D) The process is reversible
Which one of the following statements is Correct?
(A) Naturally occurring DNA has B-con?guration.
(B) Nucleic acids are derived from proteins.
(C) Proteins store genetic information.
(D) Vitamins generally act as enzymes