Chemistry Syllabus (JEE Main)

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Q. Which of the following statements about aromatic amines is true?
  • A. They are more basic than aliphatic amines
  • B. They are less basic than aliphatic amines
  • C. They do not react with acids
  • D. They are neutral compounds
Q. Which of the following statements about aromatic compounds is true?
  • A. They are always colorless
  • B. They have a sweet smell
  • C. They are non-toxic
  • D. They can be carcinogenic
Q. Which of the following statements about carboxylic acids is true?
  • A. They are always soluble in water
  • B. They have higher boiling points than alcohols
  • C. They can form hydrogen bonds
  • D. All of the above
Q. Which of the following statements about catalysts is true?
  • A. They are consumed in the reaction
  • B. They increase the activation energy
  • C. They provide an alternative reaction pathway
  • D. They change the equilibrium constant
Q. Which of the following statements about colligative properties is true?
  • A. They depend on the identity of the solute
  • B. They depend on the number of solute particles
  • C. They are independent of temperature
  • D. They are only applicable to ionic compounds
Q. Which of the following statements about dynamic equilibrium is true?
  • A. The concentrations of reactants and products are equal
  • B. The rate of the forward reaction equals the rate of the reverse reaction
  • C. The reaction has stopped
  • D. The system is at rest
Q. Which of the following statements about electrons is true?
  • A. They have a positive charge
  • B. They are found in the nucleus
  • C. They have a negligible mass
  • D. They are stationary
Q. Which of the following statements about enthalpy is true?
  • A. Enthalpy is an extensive property.
  • B. Enthalpy is an intensive property.
  • C. Enthalpy cannot be measured directly.
  • D. Enthalpy is always positive.
Q. Which of the following statements about entropy is true?
  • A. Entropy is a measure of disorder.
  • B. Entropy decreases in spontaneous processes.
  • C. Entropy is always constant.
  • D. Entropy cannot be calculated.
Q. Which of the following statements about equilibrium constants is true?
  • A. K is temperature dependent
  • B. K is pressure dependent
  • C. K is concentration dependent
  • D. K is always equal to 1
Q. Which of the following statements about ethers is true?
  • A. Ethers are more polar than alcohols
  • B. Ethers have higher boiling points than alcohols
  • C. Ethers are less reactive than alcohols
  • D. Ethers can form hydrogen bonds with water
Q. Which of the following statements about haloalkanes is true?
  • A. They are polar compounds
  • B. They are non-polar compounds
  • C. They do not react with nucleophiles
  • D. They are always solids
Q. Which of the following statements about ideal solutions is true?
  • A. They obey Raoult's law at all concentrations
  • B. They have a constant boiling point
  • C. They have a constant density
  • D. They do not exhibit colligative properties
Q. Which of the following statements about inductive effect is correct?
  • A. It is a permanent effect
  • B. It is a temporary effect
  • C. It only affects alkenes
  • D. It increases basicity
Q. Which of the following statements about isomerism is FALSE?
  • A. Isomers have the same molecular formula.
  • B. Isomers have different physical properties.
  • C. Isomers have different chemical properties.
  • D. Isomers cannot exist in the same physical state.
Q. Which of the following statements about isomerism is true?
  • A. Isomers have the same molecular formula
  • B. Isomers have different molecular formulas
  • C. Isomers have the same physical properties
  • D. Isomers cannot exist in the same compound
Q. Which of the following statements about isomers is true?
  • A. Isomers have different molecular formulas
  • B. Isomers have the same connectivity of atoms
  • C. Isomers have different physical and chemical properties
  • D. Isomers cannot exist in the same compound
Q. Which of the following statements about liquids is true?
  • A. They have a definite shape.
  • B. They are incompressible.
  • C. They have a fixed volume.
  • D. Both B and C
Q. Which of the following statements about mesomeric effect is true?
  • A. It involves only sigma bonds.
  • B. It is a permanent effect.
  • C. It is weaker than the inductive effect.
  • D. It does not involve resonance structures.
Q. Which of the following statements about metallic bonding is true?
  • A. Electrons are localized
  • B. Electrons are delocalized
  • C. Only positive ions are present
  • D. It involves sharing of electrons
Q. Which of the following statements about molarity is true?
  • A. It changes with temperature.
  • B. It is independent of temperature.
  • C. It is defined as moles of solute per liter of solvent.
  • D. It is always equal to molality.
Q. Which of the following statements about molecular orbitals is correct?
  • A. Molecular orbitals are formed by the overlap of atomic orbitals.
  • B. Molecular orbitals can only be occupied by one electron.
  • C. Bonding molecular orbitals have higher energy than antibonding orbitals.
  • D. Molecular orbitals do not influence the shape of molecules.
Q. Which of the following statements about molecular orbitals is incorrect?
  • A. Molecular orbitals can be occupied by a maximum of two electrons.
  • B. Bonding orbitals are lower in energy than antibonding orbitals.
  • C. Molecular orbitals are formed from the linear combination of atomic orbitals.
  • D. All molecular orbitals are degenerate.
Q. Which of the following statements about molecular orbitals is true?
  • A. Molecular orbitals are formed by the overlap of atomic orbitals.
  • B. Molecular orbitals can only be occupied by one electron.
  • C. Molecular orbitals do not have any energy levels.
  • D. Molecular orbitals are only found in diatomic molecules.
Q. Which of the following statements about optical isomers is true?
  • A. They have the same physical properties
  • B. They rotate plane-polarized light in opposite directions
  • C. They have different molecular formulas
  • D. They are always chiral
Q. Which of the following statements about phenols is true?
  • A. They are weak acids.
  • B. They are strong bases.
  • C. They do not react with bromine.
  • D. They are insoluble in water.
Q. Which of the following statements about solutions is incorrect?
  • A. Solutes lower the vapor pressure of solvents.
  • B. Colligative properties depend on the type of solute.
  • C. Boiling point elevation is a colligative property.
  • D. Freezing point depression is a colligative property.
Q. Which of the following statements about strong acids is true?
  • A. They partially dissociate in solution
  • B. They completely dissociate in solution
  • C. They have high pKa values
  • D. They do not conduct electricity
Q. Which of the following statements about the Arrhenius equation is true?
  • A. It relates temperature to the rate constant
  • B. It is only applicable to zero-order reactions
  • C. It does not consider activation energy
  • D. It is a linear equation
Q. Which of the following statements about the boiling point of a liquid is correct?
  • A. It is the temperature at which vapor pressure equals atmospheric pressure
  • B. It is always higher than the melting point
  • C. It is independent of atmospheric pressure
  • D. It decreases with increasing molecular weight
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