Haloalkanes & Haloarenes

Q. What is the effect of increasing the size of the halogen atom on the reactivity of haloalkanes?
  • A. Increases reactivity
  • B. Decreases reactivity
  • C. No effect
  • D. Depends on the solvent
Q. What is the effect of increasing the size of the halogen in haloalkanes on the bond strength?
  • A. Increases
  • B. Decreases
  • C. Remains the same
  • D. Varies randomly
Q. What is the main product of the reaction of 1-chloropropane with magnesium in dry ether?
  • A. Propane
  • B. Grignard reagent
  • C. Propyl chloride
  • D. Magnesium chloride
Q. What is the main product of the reaction of benzene with bromine in the presence of FeBr3?
  • A. Bromobenzene
  • B. Benzyl bromide
  • C. Bromobenzyl alcohol
  • D. Benzene remains unchanged
Q. What is the main product when 1-bromopropane reacts with magnesium in dry ether?
  • A. Propylmagnesium bromide
  • B. Propane
  • C. Magnesium bromide
  • D. Propan-1-ol
Q. What is the main product when 1-chloropropane is treated with magnesium in dry ether?
  • A. Propane
  • B. Propylmagnesium chloride
  • C. Cyclopropane
  • D. Chloromagnesium propyl
Q. What is the main product when chlorobenzene is treated with sodium hydroxide at high temperature?
  • A. Phenol
  • B. Benzene
  • C. Chlorobenzene remains unchanged
  • D. Sodium phenoxide
Q. What is the major product of the reaction between 1-bromobutane and sodium ethoxide in ethanol?
  • A. 1-ethoxybutane
  • B. 2-ethoxybutane
  • C. butane
  • D. no reaction
Q. What is the major product of the reaction between 1-bromobutane and sodium hydroxide in ethanol?
  • A. 1-butanol
  • B. 2-butanol
  • C. butyl bromide
  • D. butyl ether
Q. What is the major product of the reaction between chlorobenzene and sodium hydroxide at high temperature?
  • A. Phenol
  • B. Benzene
  • C. Chlorobenzene
  • D. Sodium phenoxide
Q. What is the major product of the reaction of 1-bromobutane with sodium ethoxide?
  • A. Butane
  • B. Ethyl butyl ether
  • C. 1-butene
  • D. 2-butene
Q. What is the major product when 1-bromobutane reacts with sodium ethoxide in ethanol?
  • A. 1-ethoxybutane
  • B. 2-ethoxybutane
  • C. butane
  • D. butyl ethyl ether
Q. What is the primary product of the reaction between 1-chlorobutane and potassium cyanide?
  • A. 1-cyanobutane
  • B. 2-cyanobutane
  • C. Butyronitrile
  • D. Butyl cyanide
Q. What is the primary product when 1-bromo-2-methylpropane reacts with KOH in ethanol?
  • A. 2-methylpropene
  • B. 1-methylpropene
  • C. 2-bromopropane
  • D. no reaction
Q. What is the primary product when 1-chloropropane reacts with potassium tert-butoxide?
  • A. Propene
  • B. 2-methylpropane
  • C. 1-butene
  • D. No reaction
Q. What is the primary product when chlorobenzene is treated with sodium hydroxide at high temperature?
  • A. Phenol
  • B. Benzene
  • C. Chlorobenzene
  • D. Sodium chloride
Q. What is the product of the hydrolysis of 1-chloropropane in the presence of water?
  • A. Propane
  • B. Propan-1-ol
  • C. Propan-2-ol
  • D. Chloropropane
Q. What is the product of the reaction between 1-bromopropane and sodium ethoxide?
  • A. Ethyl propyl ether
  • B. Propyl ethyl ether
  • C. 1-bromo-2-ethylpropane
  • D. No reaction
Q. What is the product of the reaction between 1-chlorobutane and potassium cyanide?
  • A. 1-cyanobutane
  • B. 2-cyanobutane
  • C. butane
  • D. no reaction
Q. What is the product of the reaction between chlorobenzene and sodium hydroxide at high temperature?
  • A. Phenol
  • B. Benzyl alcohol
  • C. Chlorobenzene
  • D. Sodium phenoxide
Q. What is the product of the reaction of chlorobenzene with sodium hydroxide at high temperature?
  • A. Phenol
  • B. Benzene
  • C. Chlorobenzene
  • D. Sodium chloride
Q. What type of isomerism is shown by 1-bromobutane and 2-bromobutane?
  • A. Structural isomerism
  • B. Geometric isomerism
  • C. Optical isomerism
  • D. Conformational isomerism
Q. What type of mechanism does the reaction of 2-bromopropane with a strong nucleophile follow?
  • A. SN1
  • B. SN2
  • C. E1
  • D. E2
Q. What type of reaction occurs when 1-bromopropane reacts with potassium cyanide?
  • A. Elimination
  • B. Substitution
  • C. Addition
  • D. Redox
Q. What type of reaction occurs when 2-bromobutane is treated with sodium ethoxide?
  • A. Nucleophilic substitution
  • B. Elimination
  • C. Addition
  • D. Redox
Q. What type of reaction occurs when chlorobenzene is treated with sodium hydroxide at high temperature?
  • A. Nucleophilic substitution
  • B. Electrophilic substitution
  • C. Elimination
  • D. Addition
Q. What type of reaction occurs when haloalkanes react with alcoholic KOH?
  • A. Nucleophilic substitution
  • B. Elimination
  • C. Addition
  • D. Redox
Q. Which haloalkane is expected to have the highest boiling point?
  • A. CH3Cl
  • B. C2H5Cl
  • C. C3H7Cl
  • D. C4H9Cl
Q. Which haloalkane is least soluble in water?
  • A. Chloroethane
  • B. Bromoethane
  • C. Iodoethane
  • D. Fluoroethane
Q. Which of the following compounds can undergo elimination reaction to form an alkene?
  • A. 1-chloropropane
  • B. 2-chloropropane
  • C. 3-chloropropane
  • D. chlorobenzene
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