Q. Which chemical is commonly found in household bleach?
  • A. Hydrogen peroxide
  • B. Sodium hypochlorite
  • C. Ammonium hydroxide
  • D. Calcium hypochlorite
Q. Which chemical is commonly used as a food preservative?
  • A. Sodium chloride
  • B. Sodium benzoate
  • C. Vinegar
  • D. Sugar
Q. Which chemical is commonly used to treat drinking water?
  • A. Chlorine
  • B. Fluoride
  • C. Sodium bicarbonate
  • D. Sulfuric acid
Q. Which chemical is primarily responsible for ozone depletion?
  • A. Carbon Dioxide
  • B. Chlorofluorocarbons (CFCs)
  • C. Methane
  • D. Sulfur Dioxide
Q. Which chemical is primarily responsible for the depletion of the ozone layer?
  • A. Carbon Dioxide
  • B. Chlorofluorocarbons (CFCs)
  • C. Methane
  • D. Sulfur Dioxide
Q. Which colligative property can be used to determine the molar mass of a solute?
  • A. Vapor pressure lowering
  • B. Boiling point elevation
  • C. Freezing point depression
  • D. All of the above
Q. Which colligative property is affected by the presence of electrolytes?
  • A. Vapor pressure lowering
  • B. Boiling point elevation
  • C. Freezing point depression
  • D. All of the above
Q. Which colligative property is used to determine molar mass of a solute?
  • A. Boiling point elevation
  • B. Freezing point depression
  • C. Osmotic pressure
  • D. All of the above
Q. Which colligative property is used to determine the molar mass of a solute?
  • A. Boiling point elevation
  • B. Freezing point depression
  • C. Osmotic pressure
  • D. All of the above
Q. Which compound can exhibit both structural and geometric isomerism?
  • A. C2H4
  • B. C4H8
  • C. C5H10
  • D. C3H6
Q. Which compound does NOT exhibit optical isomerism?
  • A. Lactic acid
  • B. Glucose
  • C. 2-butanol
  • D. Butan-2-one
Q. Which compound exhibits optical isomerism?
  • A. 2-butanol
  • B. 1-butanol
  • C. Cyclohexane
  • D. Ethylene
Q. Which compound is commonly used as a preservative in food?
  • A. Sodium chloride
  • B. Sodium benzoate
  • C. Potassium nitrate
  • D. Calcium carbonate
Q. Which device utilizes the p-n junction principle?
  • A. Resistor
  • B. Capacitor
  • C. Diode
  • D. Inductor
Q. Which element has the electronic configuration 1s2 2s2 2p6 3s2 3p1?
  • A. Al
  • B. Si
  • C. P
  • D. Cl
Q. Which element has the electronic configuration 1s2 2s2 2p6 3s2 3p6 4s2?
  • A. Arsenic
  • B. Calcium
  • C. Krypton
  • D. Titanium
Q. Which enzyme breaks down starch into glucose?
  • A. Amylase
  • B. Lactase
  • C. Sucrase
  • D. Cellulase
Q. Which enzyme is responsible for the hydrolysis of starch?
  • A. Amylase
  • B. Cellulase
  • C. Lactase
  • D. Maltase
Q. Which equation is used to calculate the viscosity of a fluid in a capillary tube?
  • A. Bernoulli's equation
  • B. Poiseuille's law
  • C. Navier-Stokes equation
  • D. Continuity equation
Q. Which equation is used to calculate the viscosity of a fluid in a pipe?
  • A. Bernoulli's equation
  • B. Poiseuille's law
  • C. Continuity equation
  • D. Navier-Stokes equation
Q. Which equation relates the viscosity of a fluid to the flow rate in a capillary tube?
  • A. Bernoulli's equation
  • B. Poiseuille's law
  • C. Continuity equation
  • D. Ideal gas law
Q. Which f-block element is known for its use in nuclear reactors?
  • A. Thorium
  • B. Cerium
  • C. Neodymium
  • D. Gadolinium
Q. Which factor does NOT affect the Gibbs Free Energy of a reaction?
  • A. Temperature
  • B. Pressure
  • C. Concentration of reactants
  • D. Nature of the solvent
Q. Which factor does NOT affect the Gibbs Free Energy of a system?
  • A. Temperature
  • B. Pressure
  • C. Concentration of reactants
  • D. Nature of the solvent
Q. Which functional group is present in alcohols?
  • A. Aldehyde
  • B. Hydroxyl
  • C. Carboxyl
  • D. Amine
Q. Which gas has the highest density at the same temperature and pressure?
  • A. He
  • B. Ar
  • C. N2
  • D. CO2
Q. Which gas has the highest rate of diffusion at a given temperature?
  • A. O2
  • B. N2
  • C. He
  • D. CO2
Q. Which gas is primarily responsible for the depletion of the ozone layer?
  • A. Carbon Dioxide
  • B. Chlorofluorocarbons
  • C. Methane
  • D. Nitrous Oxide
Q. Which gas is primarily responsible for the greenhouse effect?
  • A. Oxygen
  • B. Nitrogen
  • C. Carbon Dioxide
  • D. Hydrogen
Q. Which gas is produced during the reaction of an acid with a carbonate?
  • A. Oxygen
  • B. Hydrogen
  • C. Carbon dioxide
  • D. Nitrogen
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