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Chemistry Test - 6


30 Questions MCQ Test | Chemistry Test - 6


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This mock test of Chemistry Test - 6 for helps you for every entrance exam. This contains 30 Multiple Choice Questions for Chemistry Test - 6 (mcq) to study with solutions a complete question bank. The solved questions answers in this Chemistry Test - 6 quiz give you a good mix of easy questions and tough questions. students definitely take this Chemistry Test - 6 exercise for a better result in the exam. You can find other Chemistry Test - 6 extra questions, long questions & short questions for on EduRev as well by searching above.
QUESTION: 1

Of the following acids
I. Hypophosphorous acid
II. Orthophosphorous acid
III. Caro’s acid
IV. Glycine

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QUESTION: 2

Cationic addition polymerisation reaction initiated by an acid is maximum in

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QUESTION: 3

Magnetic moments of Cr(Z = 24), Mn(Z = 25) and Fe(Z = 26) are x, y and z respectively. Hence

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QUESTION: 4

Silica is added to roasted copper ore during smelting in order to remove
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QUESTION: 5

The reaction  is fastest when X is
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QUESTION: 6

Which of the following pairs of structures is an example of diastereomers ?
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QUESTION: 7

16 g of an ideal gas SOx occupies 5.6 L at STP. The value of x for this gas is
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QUESTION: 8

  . IUPAC name of the compound is
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QUESTION: 9

When a certain conductivity cell was filled with 0.01 M solution of KCl, it had a resistance of 160 ohm at 250C and when filled with 0.005 M NaOH, it had a resistance of 190 ohm. If specific resistance of KCl solution is 700 ohm cm, specific conductance (ohm-1 cm-1) of NaOH solution is
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QUESTION: 10

A buffer solution contains 100 mL of 0.01 M CH3COOH and 200 mL of 0.02 M CH2COONa. 700 mL of water is added to this solution . pH before and after dilution are (pKa = 4.74)
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QUESTION: 11

Arrange the following compounds in decreasing order of basicity
I. ethylamine
II. 2-amino ethanol
III. 3-amino-1-propanol
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QUESTION: 12

One gram of hydrogen and 112 g of nitrogen are enclosed in two separate containers each of volume 5 L at 270C. If the pressure of hydrogen is 1 atm, the pressure of nitrogen would be
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QUESTION: 13

Ozonolysis products of an olefin are   and   Olefin is
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QUESTION: 14

Following is the concentration cell in which electrode is reversible with respect to anion

  . The cell reaction is spontaneous, if
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QUESTION: 15

Consider the following reactions

A and B are respectively
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QUESTION: 16

The correct name for the complex ion [Co(en)2Cl(ONO)]+ is
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QUESTION: 17

A laboratory reagent imparts green colour to the flame. On heating with solid K2Cr2O7 and conc. H2SO4, it evolves an orange red gas. Identify the reagent.
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QUESTION: 18

van’t Hoff factors are x, y and z in case of association, ionisation and no change, respectively. Their increasing order is
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QUESTION: 19

Which of the following does not illustrate the anomalous properties of Li ?
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QUESTION: 20

If for a reaction A â†’ B, ΔH = -10 kJ mol-1 and Ea = 50 kJ mol-1, the energy of activation for reaction B â†’ A will be
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QUESTION: 21

NaAlH4 reduces an ester into HCHO and (CH3)2CHOH. Thus, ester is
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QUESTION: 22

Reduction of a metal oxide by excess carbon at high temperature is a method for the commercial preparation of some metals. This method can be successfully applied in the case of
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QUESTION: 23

What is the repeating unit in nucleic acids ?
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QUESTION: 24

Elevation in boiling point of an aqueous urea solution is 0.520(kb = 0.520 mol-1 kg). Hence, mole fraction of urea in this solution is
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QUESTION: 25

For the reaction, 2Fe3+ + Fe → 3Fe2+ , E0 = 1.21 V, hence
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QUESTION: 26

A 100 mL sample is removed from water solution saturated with CaSO4 at 250C. The water is completely evaporated from the sample and a deposit of 0.24 g CaSO4 is obtained. The Ksp of CaSO4 at 250C is
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QUESTION: 27

Match the following lists
List I                          List II
A. Benzene               1. Phosgene
B. Ethylene               2. Silver mirror
C. Acetaldehyde       3. Mustard gas
D. Chlororform          4. (4n + 2)Ï€ electrons
                                 5. Carbylamine

The correct answer is
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QUESTION: 28

In a transition series, as the atomic number increases, paramagnetism
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QUESTION: 29

When FeS2 is burnt in air, it converts to Fe2O3. The change in percentage by weight of iron in the process is (Fe = 56)
Solution:
QUESTION: 30

Which of the following pairs of liquid form an emulsion ?
Solution:

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