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MAH-MHT CET (PCM/PCB) entrance exam Question Bank Solutions for Chemistry

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Chemistry
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The rate determining step of a reaction is the step ____________.

[16] Chemical Kinetics
Chapter: [16] Chemical Kinetics
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In a closed insulated container, a liquid is stirred with a paddle to increase its temperature. In this process, which of the following is TRUE?

[14] Chemical Thermodynamics
Chapter: [14] Chemical Thermodynamics
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Sodium metal with ethyl alcohol gives __________ gas.

[21] Alcohols, Phenols, and Ethers
Chapter: [21] Alcohols, Phenols, and Ethers
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Conversion of an alcohol into alkyl chloride by reacting with thionyl chloride is done in a medium of ____________.

[20] Halogen Derivatives
Chapter: [20] Halogen Derivatives
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Bromination of phenol, will NOT give:

[21] Alcohols, Phenols, and Ethers
Chapter: [21] Alcohols, Phenols, and Ethers
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The CORRECT decreasing order of boiling points for isomeric primary (1°), secondary (2°) and tertiary (3°) alcohols is ____________.

[21] Alcohols, Phenols, and Ethers
Chapter: [21] Alcohols, Phenols, and Ethers
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Amongst the following, HBr reacts fastest with

[20] Halogen Derivatives
Chapter: [20] Halogen Derivatives
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The solubility of the following salts in water increases with increase in temperature, EXCEPT:

[12] Solutions
Chapter: [12] Solutions
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Which of the following alkyl halides has the lowest boiling point?

[20] Halogen Derivatives
Chapter: [20] Halogen Derivatives
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The secondary alcohol is ____________.

[21] Alcohols, Phenols, and Ethers
Chapter: [21] Alcohols, Phenols, and Ethers
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A system releases 700 J of heat and does work. The change in internal energy (∆U) for the process is −460 J. The work done is ____________.

[14] Chemical Thermodynamics
Chapter: [14] Chemical Thermodynamics
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Phenol is ____________.

[21] Alcohols, Phenols, and Ethers
Chapter: [21] Alcohols, Phenols, and Ethers
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Isobutylene on hydroboration followed by oxidation with hydrogen peroxide in presence of base yields ______.

[21] Alcohols, Phenols, and Ethers
Chapter: [21] Alcohols, Phenols, and Ethers
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Which reaction is useful in exchange of halogen in alkyl chloride by iodide?

[20] Halogen Derivatives
Chapter: [20] Halogen Derivatives
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Propane when treated with cold cone. H2SO4 forms a compound which on heating with water gives ______.

[21] Alcohols, Phenols, and Ethers
Chapter: [21] Alcohols, Phenols, and Ethers
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A solution of Cu(NO3)2 is electrolyzed between platinum electrodes using 0.1 Faraday electricity. How many moles of Cu will be deposited at the cathode?

[15] Electrochemistry
Chapter: [15] Electrochemistry
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____________ can be prepared exclusively by Gabriel phthalimide synthesis.

[23] Amines
Chapter: [23] Amines
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In which oxidation state, group 15 elements act as Lewis base?

[13] Ionic Equilibrium
Chapter: [13] Ionic Equilibrium
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Which of following elements does not react with hot concentrated sulphuric acid?

[21] Alcohols, Phenols, and Ethers
Chapter: [21] Alcohols, Phenols, and Ethers
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According to the Bronsted-Lowry theory, an acid is a substance that ____________.

[13] Ionic Equilibrium
Chapter: [13] Ionic Equilibrium
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