Engineering Entrance

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Q. What is the main product of the complete combustion of methane? (2023)
  • A. Carbon dioxide and water
  • B. Carbon monoxide and water
  • C. Carbon and hydrogen
  • D. Oxygen and water
Q. What is the main product of the oxidation of ethanol?
  • A. Acetic acid
  • B. Formic acid
  • C. Butanoic acid
  • D. Propanoic acid
Q. What is the main product when 1-bromobutane reacts with sodium hydroxide in ethanol? (2021)
  • A. Butanol
  • B. Butene
  • C. Sodium bromide
  • D. Butyric acid
Q. What is the main product when an amine reacts with an acyl chloride?
  • A. Amide
  • B. Ester
  • C. Alcohol
  • D. Aldehyde
Q. What is the main product when an amine reacts with an alkyl halide?
  • A. Amide
  • B. Quaternary ammonium salt
  • C. Alcohol
  • D. Ester
Q. What is the main product when ethene reacts with bromine?
  • A. Bromethane
  • B. 1,2-Dibromoethane
  • C. Ethane
  • D. Bromoethane
Q. What is the main product when ethene reacts with hydrogen in the presence of a catalyst?
  • A. Ethane
  • B. Ethanol
  • C. Ethyl chloride
  • D. Acetylene
Q. What is the main product when phenol is treated with bromine?
  • A. Bromobenzene
  • B. Bromophenol
  • C. Benzene
  • D. Bromobutane
Q. What is the main product when phenol reacts with bromine? (2019)
  • A. Bromobenzene
  • B. Bromophenol
  • C. Benzene
  • D. No reaction
Q. What is the main product when phenol reacts with sodium hydroxide?
  • A. Sodium phenoxide
  • B. Sodium benzoate
  • C. Benzene
  • D. Phenyl acetate
Q. What is the main product when propan-2-one is treated with iodine in the presence of a base?
  • A. Iodoform
  • B. Acetone
  • C. Bromoform
  • D. Chloroform
Q. What is the main reaction of phenols with bromine water? (2020)
  • A. No reaction
  • B. Formation of brominated phenol
  • C. Formation of phenyl ether
  • D. Formation of phenol red
Q. What is the main reaction of phenols with sodium hydroxide? (2020)
  • A. Formation of sodium phenoxide
  • B. Formation of ether
  • C. Formation of alcohol
  • D. Formation of ketone
Q. What is the main type of reaction that haloalkanes undergo? (2020)
  • A. Addition
  • B. Substitution
  • C. Elimination
  • D. Redox
Q. What is the main use of citric acid?
  • A. Preservative
  • B. Flavoring agent
  • C. Cleaning agent
  • D. All of the above
Q. What is the major product when 1-bromobutane reacts with sodium ethoxide? (2021)
  • A. Butane
  • B. Ethyl butyl ether
  • C. 1-butanol
  • D. 2-butanol
Q. What is the major product when 2-bromobutane is treated with KOH in ethanol?
  • A. But-1-ene
  • B. But-2-ene
  • C. Butane
  • D. No reaction
Q. What is the mass of 3 moles of NaCl? (2020) 2020
  • A. 87 g
  • B. 58.5 g
  • C. 174 g
  • D. 3 g
Q. What is the mass of 3 moles of sodium chloride (NaCl)? (2023)
  • A. 58.5 g
  • B. 117 g
  • C. 175.5 g
  • D. 29.25 g
Q. What is the mass of NaOH required to prepare 0.5 L of a 1 M solution? (2023)
  • A. 20 g
  • B. 40 g
  • C. 10 g
  • D. 30 g
Q. What is the mass of solute in grams in a 3 M solution of NaCl in 1 L of solution? (2023)
  • A. 58.44 g
  • B. 174.32 g
  • C. 29.22 g
  • D. 87.16 g
Q. What is the mass of solute in grams required to make 1 L of a 0.1 M solution of NaCl? (Molar mass of NaCl = 58.5 g/mol) (2021)
  • A. 5.85 g
  • B. 10 g
  • C. 1 g
  • D. 2 g
Q. What is the mass of solute in grams required to make 1 L of a 0.5 M NaOH solution? (2021)
  • A. 20 g
  • B. 40 g
  • C. 10 g
  • D. 30 g
Q. What is the mass percent of a solution containing 10 g of solute in 90 g of solvent?
  • A. 10%
  • B. 90%
  • C. 50%
  • D. 20%
Q. What is the maximum area of a triangle with a base of 10 cm and height as a function of x? (2020)
  • A. 25
  • B. 50
  • C. 75
  • D. 100
Q. What is the maximum area of a triangle with a base of 10 cm and height varying with x? (2021)
  • A. 25
  • B. 50
  • C. 75
  • D. 100
Q. What is the maximum area of a triangle with a base of 10 units and height as a function of x? (2020)
  • A. 25
  • B. 50
  • C. 75
  • D. 100
Q. What is the maximum displacement of a mass-spring system oscillating with an amplitude of 0.3 m? (2023)
  • A. 0.1 m
  • B. 0.2 m
  • C. 0.3 m
  • D. 0.4 m
Q. What is the maximum displacement of a simple harmonic oscillator called? (2022)
  • A. Amplitude
  • B. Frequency
  • C. Wavelength
  • D. Period
Q. What is the maximum height of the projectile modeled by h(t) = -16t^2 + 32t + 48? (2023)
  • A. 48
  • B. 64
  • C. 80
  • D. 32
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