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IIT JAM Chemistry Mock Test 2 - Chemistry MCQ


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60 Questions MCQ Test Mock Test Series for IIT JAM Chemistry - IIT JAM Chemistry Mock Test 2

IIT JAM Chemistry Mock Test 2 for Chemistry 2024 is part of Mock Test Series for IIT JAM Chemistry preparation. The IIT JAM Chemistry Mock Test 2 questions and answers have been prepared according to the Chemistry exam syllabus.The IIT JAM Chemistry Mock Test 2 MCQs are made for Chemistry 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for IIT JAM Chemistry Mock Test 2 below.
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IIT JAM Chemistry Mock Test 2 - Question 1

Which of the following set of ions/ molecules is isoelectronic and structural?

IIT JAM Chemistry Mock Test 2 - Question 2

The hybridized state of carbon in diamond, graphite, fullerene and acetylene are:

IIT JAM Chemistry Mock Test 2 - Question 3

If the molality of dilute solution is doubled, the value of molal depression constant (Kf) will be:           

IIT JAM Chemistry Mock Test 2 - Question 4

In which pair of ions both the species contains S—S bond?

IIT JAM Chemistry Mock Test 2 - Question 5

The ground state term for Ti2+ ion is:

IIT JAM Chemistry Mock Test 2 - Question 6

The equilibrium constants of the following are:

 
 
 
The equilibrium constant (K) of the reaction:
  

IIT JAM Chemistry Mock Test 2 - Question 7

The correct Haworth structure of the following Fischer projections is:

IIT JAM Chemistry Mock Test 2 - Question 8

Which of the following shows the correct decreasing order of solvolysis with aqueous ethanol?

 
The correct choice is: 

IIT JAM Chemistry Mock Test 2 - Question 9

The major product is:

IIT JAM Chemistry Mock Test 2 - Question 10

Which one of the following order of the carbonates is correct for their decomposition temeprature:

IIT JAM Chemistry Mock Test 2 - Question 11

For an inverse spinal, AB2O4, the A and B are respectively, can be

Detailed Solution for IIT JAM Chemistry Mock Test 2 - Question 11

IIT JAM Chemistry Mock Test 2 - Question 12

If x2 + x – 1 = 0, what is the value of x4 + x – 4?

IIT JAM Chemistry Mock Test 2 - Question 13

The spacing between the two adjacent lines of microwave spectrum of H35Cl is 6.35×1011 Hz. Given that the bond length of D35Cl is 5% greater than that of H35Cl, the corresponding spacing for D35Cl is?

IIT JAM Chemistry Mock Test 2 - Question 14

According the consequence of the second law of thermodynamics (symbols have their usual meaning)

IIT JAM Chemistry Mock Test 2 - Question 15

The correct statement regarding RNA and DNA respectively is:           

IIT JAM Chemistry Mock Test 2 - Question 16

A catalyst used for the polymerization of olefin is:           

IIT JAM Chemistry Mock Test 2 - Question 17

The reaction of PCl3 with PhLi in 1:3 molar ratio yields X as one of the products, which on further treatment with CH3I gives Y. The reaction of Y with n-BuLi gives product Z. The products X, Y and  Z are resp:

IIT JAM Chemistry Mock Test 2 - Question 18

For radioactive isotope I131, the time required for 50% disintegration is 8 days. The time required for 99.9 % disintegration of 5.5g of I131 is ___?

IIT JAM Chemistry Mock Test 2 - Question 19

Consider the following cell reaction:
 

At [Fe2+] = 10–3 M, P(O2) = 0.1 atm and pH = 3, the cell potential at 25°C is:

IIT JAM Chemistry Mock Test 2 - Question 20

It the radii of A+ and B are 95 pm and 181 pm respectively, the coordination number of A+ will be?

IIT JAM Chemistry Mock Test 2 - Question 21

For low partial pressure of ozone (O3), the adsorption of ozone on graphite surface is fully dissociative in nature and follows Langmuir isotherm. Under these conditions, if the dependency of surface coverage of graphite (ᴓ) on partial pressure of ozone (PO3) is given by (ᴓ) proportional to (PO3)x, the value of ‘x’ is?

IIT JAM Chemistry Mock Test 2 - Question 22

The reaction of BCl3 with NH4Cl gives product A which upon reduction by NaBH4 gives product B. Product B upon reacting with HCl affords compound C which is:

IIT JAM Chemistry Mock Test 2 - Question 23

If the pressure P(system) is greater than the P(surroundings), then:           

IIT JAM Chemistry Mock Test 2 - Question 24

If ‘I’ is the intensity of absorbed light and ‘C’ is the concentration of AB for the photochemical process  the rate of formation of  is directly proportional to:

IIT JAM Chemistry Mock Test 2 - Question 25

According to Eyring transition state theory for a bimolecular reaction, the activated complex has           

IIT JAM Chemistry Mock Test 2 - Question 26

The major product formed in the following reaction is

IIT JAM Chemistry Mock Test 2 - Question 27

Which of the following is incorrect for the final product of the given sequence of reaction:
 

IIT JAM Chemistry Mock Test 2 - Question 28

Major product was analyzed in IR and 1H NMR spectroscopy and following data was obtained:
IR: 1747 cm–1, 1710 cm–1
1
H NMR: 1.28 (3H, t, J = 7Hz), 2.21 (3H, s), 3.24 (2H, s), 4.2 (2H, q, J = 7Hz)

IIT JAM Chemistry Mock Test 2 - Question 29

The correct set of reagents for the following conversion is:

IIT JAM Chemistry Mock Test 2 - Question 30

Complete the reaction sequence:

*Multiple options can be correct
IIT JAM Chemistry Mock Test 2 - Question 31

Which of the following compounds is/are acidic:

*Multiple options can be correct
IIT JAM Chemistry Mock Test 2 - Question 32

Which of the following reaction will go faster if the concentration of the nucleophile is raised?




 

Detailed Solution for IIT JAM Chemistry Mock Test 2 - Question 32

A and B options undergo Sn2 reactions so, will go faster if the concentration of the nucleophile is raised.

*Multiple options can be correct
IIT JAM Chemistry Mock Test 2 - Question 33

Choose the correct alternatives from the following:           

*Multiple options can be correct
IIT JAM Chemistry Mock Test 2 - Question 34

With respect to graphite and diamond, which of the statement (s) given below is (are) correct?         

*Multiple options can be correct
IIT JAM Chemistry Mock Test 2 - Question 35

Among the given boranes and hetero-boranes, the example(s) which belong to closo type is/are:

Detailed Solution for IIT JAM Chemistry Mock Test 2 - Question 35

*Multiple options can be correct
IIT JAM Chemistry Mock Test 2 - Question 36

The compound with planar geometry is:

*Multiple options can be correct
IIT JAM Chemistry Mock Test 2 - Question 37

Select correct statement(s) about carbene(s)

*Multiple options can be correct
IIT JAM Chemistry Mock Test 2 - Question 38

Incorrect statement is/are:

*Multiple options can be correct
IIT JAM Chemistry Mock Test 2 - Question 39

In basic medium, the amount of Ni2+ in a solution can be estimated with the dimethylglyoxime reagent. The correct statements about the reaction and the product are:

*Multiple options can be correct
IIT JAM Chemistry Mock Test 2 - Question 40

Jahn-Teller is observed in octahedral complexes with d-electron configuration of:           

*Answer can only contain numeric values
IIT JAM Chemistry Mock Test 2 - Question 41

Number of peptide bond(s) in the given polypeptide?


*Answer can only contain numeric values
IIT JAM Chemistry Mock Test 2 - Question 42

The inter-planar spacing for (111) plane in a cubic unit cell of side length of 4.2Å is (in Å) is
(rounded up to first decimal place)


*Answer can only contain numeric values
IIT JAM Chemistry Mock Test 2 - Question 43

Sum of number of unpaired electron in Mg2+, Ti3+, V+3, Fe+2, P3–, Al3+, S2– ?


*Answer can only contain numeric values
IIT JAM Chemistry Mock Test 2 - Question 44

The sum of hapticities 'x' and 'y' of the arene moieties in the diamagnetic complex  is:


*Answer can only contain numeric values
IIT JAM Chemistry Mock Test 2 - Question 45

The reversible reaction A ↔ B is first order in both the directions. The forward and reversed rate constants are 4.2×10-4 s-1 and 1.04×10-3 s-1 respectively. The relaxation time (rounded up to first decimal place) for this reaction, in seconds, in temperature experiment is_____?


*Answer can only contain numeric values
IIT JAM Chemistry Mock Test 2 - Question 46

Tetracyline is called a broad spectrum antibiotic because it active against a wide variety of bacteria. How many chirality center does tetracyline have?


*Answer can only contain numeric values
IIT JAM Chemistry Mock Test 2 - Question 47

Among the following pair,
(I) Mn(CO)5, CH3       (II) Fe(CO)4, O           (III) Co(CO)3, R2Si
(IV) Mn(CO)5, RS      (V) Mn(CO)4CH         (VI) Co(CO)4, CH3
The number of isolobal pairs are ______________?


*Answer can only contain numeric values
IIT JAM Chemistry Mock Test 2 - Question 48

The specific rotation of a pure substance is –5.90°. What is the % of this isomer in a mixture with an observed specific rotation is –2.95°?


*Answer can only contain numeric values
IIT JAM Chemistry Mock Test 2 - Question 49

Number of layers formed during chemi-sorption is:


*Answer can only contain numeric values
IIT JAM Chemistry Mock Test 2 - Question 50

No. of chiral compounds among following are?

 
 


*Answer can only contain numeric values
IIT JAM Chemistry Mock Test 2 - Question 51

The electron affinity of chlorine is +37 eV. How much energy in kJ is released when 3.55 g of chlorine is converted completely into Cl ion in the gaseous state. (1eV = 96.45 kJ/mol)
(rounded up to first decimal place)


*Answer can only contain numeric values
IIT JAM Chemistry Mock Test 2 - Question 52

For the EMF of a hydrogen electrode to be zero, the pressure of hydrogen required in neutral pH at 90°C, is 10–x. Determine x:


*Answer can only contain numeric values
IIT JAM Chemistry Mock Test 2 - Question 53

Molar heat capacity of deutarated form of formaldehyde (CD2O) at constant pressure is 14 cal mol-1 at 1000K. Calculate entropy change associated with cooling of 3.2g of CD2O vapor from 1000K to 900K.  (rounded up to three decimal places)


*Answer can only contain numeric values
IIT JAM Chemistry Mock Test 2 - Question 54

At 540 K. 0.10 mole of PCl5 are heated in a 8 litre flask. The pressure of equilibrium is found to be 1.0 atm. Calculate Kp (rounded up to two decimal places)


*Answer can only contain numeric values
IIT JAM Chemistry Mock Test 2 - Question 55

Degree of unsaturation in product is:


*Answer can only contain numeric values
IIT JAM Chemistry Mock Test 2 - Question 56

How many number of diene/s undergo/es Diels–Alder reaction with maleic anhydride?





*Answer can only contain numeric values
IIT JAM Chemistry Mock Test 2 - Question 57

Number of complexes in which color is produced due to LMCT transition:


*Answer can only contain numeric values
IIT JAM Chemistry Mock Test 2 - Question 58

The ionic activity coefficients of Ca+2 and F- are 0.72 and 0.28 respectively. Calculate the mean activity coefficient of CaF2 (rounded up to two decimal places):


*Answer can only contain numeric values
IIT JAM Chemistry Mock Test 2 - Question 59

Number complexes which is kinetically inert in a solution:
(I) [Cr(H2O)6]2+   (II) [Cr(H2O)6]3+  (III) [Co(H2O)6]2+ (IV) [Ni(CN)4]2–


*Answer can only contain numeric values
IIT JAM Chemistry Mock Test 2 - Question 60

The number of possible lines of Paschen series when electron jumps from 7th excited state to ground state in hydrogen like atom is :


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