Q. What is the main storage form of carbohydrates in animals?
  • A. Starch
  • B. Glycogen
  • C. Cellulose
  • D. Chitin
Q. What is the main structural component of plant cell walls?
  • A. Starch
  • B. Glycogen
  • C. Cellulose
  • D. Chitin
Q. What is the main type of isomerism exhibited by butene (C4H8)?
  • A. Structural isomerism
  • B. Geometric isomerism
  • C. Optical isomerism
  • D. Functional isomerism
Q. What is the main type of reaction that alkanes undergo?
  • A. Addition
  • B. Substitution
  • C. Elimination
  • D. Condensation
Q. What is the main use of hydrogen in the Haber process?
  • A. To produce ammonia
  • B. To produce water
  • C. To produce hydrogen peroxide
  • D. To produce methane
Q. What is the main use of polycarbonate?
  • A. Insulation
  • B. Optical lenses
  • C. Textiles
  • D. Adhesives
Q. What is the main use of polyvinyl chloride (PVC)?
  • A. Insulation
  • B. Pipes and fittings
  • C. Textiles
  • D. Adhesives
Q. What is the major product of the hydration of propene?
  • A. Propan-1-ol
  • B. Propan-2-ol
  • C. Butanol
  • D. Ethylene glycol
Q. What is the major product of the reaction between 1-bromo-2-methylpropane and sodium ethoxide?
  • A. 1-ethoxy-2-methylpropane
  • B. 2-ethoxy-2-methylpropane
  • C. 1-bromo-2-ethoxypropane
  • D. 2-bromo-2-methylpropane
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 in ethanol?
  • A. 1-butene
  • B. 2-butene
  • C. butane
  • D. no reaction
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 of the reaction of 1-butene with HBr?
  • A. 1-bromobutane
  • B. 2-bromobutane
  • C. Butane
  • D. Bromobenzene
Q. What is the major product of the reaction of 2-butyne with H2 in the presence of a catalyst?
  • A. 1-butyne
  • B. butane
  • C. 2-butyne
  • D. 3-butyne
Q. What is the major product of the reaction of propene with HBr?
  • A. 1-Bromopropane
  • B. 2-Bromopropane
  • C. Propyl bromide
  • D. Bromopropene
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 major product when propene is treated with bromine?
  • A. 1-bromopropane
  • B. 2-bromopropane
  • C. Bromopropane
  • D. No reaction
Q. What is the major product when propene reacts with HBr?
  • A. 1-Bromopropane
  • B. 2-Bromopropane
  • C. Propyl bromide
  • D. Bromopropene
Q. What is the majority charge carrier in a P-type semiconductor?
  • A. Electrons
  • B. Holes
  • C. Neutrons
  • D. Protons
Q. What is the mass defect in a nucleus?
  • A. The difference between the mass of the nucleus and the sum of the masses of its nucleons
  • B. The mass of the nucleus itself
  • C. The mass of the electrons surrounding the nucleus
  • D. The mass of the binding energy
Q. What is the mass of 0.25 moles of glucose (C6H12O6)? (Molar mass = 180 g/mol)
  • A. 45 g
  • B. 90 g
  • C. 60 g
  • D. 75 g
Q. What is the mass of 0.5 moles of CaCO3?
  • A. 50 g
  • B. 25 g
  • C. 100 g
  • D. 75 g
Q. What is the mass of 0.5 moles of NaCl?
  • A. 29 g
  • B. 58 g
  • C. 14 g
  • D. 0.5 g
Q. What is the mass of 0.5 moles of sodium chloride (NaCl)?
  • A. 29 g
  • B. 35 g
  • C. 58 g
  • D. 70 g
Q. What is the mass of 0.75 moles of sulfuric acid (H2SO4)?
  • A. 75 g
  • B. 98 g
  • C. 147 g
  • D. 50 g
Q. What is the mass of 1 mole of water (H2O)?
  • A. 18 g
  • B. 16 g
  • C. 20 g
  • D. 22 g
Q. What is the mass of 2 moles of carbon dioxide (CO2)?
  • A. 44 g
  • B. 22 g
  • C. 88 g
  • D. 66 g
Q. What is the mass of 2 moles of sulfuric acid (H2SO4)?
  • A. 98 g
  • B. 196 g
  • C. 294 g
  • D. 392 g
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