Chemistry Syllabus (JEE Main)

Download Q&A
Q. What is the primary oxidation state of chlorine in potassium chloride (KCl)?
  • A. -1
  • B. 0
  • C. +1
  • D. +7
Q. What is the primary oxidation state of chlorine in sodium chloride (NaCl)?
  • A. -1
  • B. 0
  • C. +1
  • D. +2
Q. What is the primary oxidation state of chromium in CrO3?
  • A. +2
  • B. +3
  • C. +6
  • D. +7
Q. What is the primary oxidation state of group 14 elements in their compounds?
  • A. +2
  • B. +4
  • C. +6
  • D. 0
Q. What is the primary oxidation state of manganese in KMnO4?
  • A. +2
  • B. +4
  • C. +6
  • D. +7
Q. What is the primary oxidation state of manganese in MnO4-?
  • A. +2
  • B. +4
  • C. +6
  • D. +7
Q. What is the primary oxidation state of sulfur in sulfuric acid (H2SO4)?
  • A. +4
  • B. +6
  • C. 0
  • D. -2
Q. What is the primary pollutant in photochemical smog?
  • A. Carbon monoxide
  • B. Nitrogen oxides
  • C. Ozone
  • D. Sulfur dioxide
Q. What is the primary process involved in the adsorption of gases on solid surfaces?
  • A. Diffusion
  • B. Condensation
  • C. Chemical reaction
  • D. Van der Waals forces
Q. What is the primary product formed when hydrogen reacts with oxygen?
  • A. Water
  • B. Hydrogen peroxide
  • C. Ozone
  • D. Hydroxyl radical
Q. What is the primary product of the complete combustion of hydrocarbons?
  • A. Carbon monoxide
  • B. Carbon dioxide
  • C. Water
  • D. Oxygen
Q. What is the primary product of the hydrolysis of an ester?
  • A. Alcohol
  • B. Carboxylic acid
  • C. Both alcohol and carboxylic acid
  • D. None of the above
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 of the reaction between a carboxylic acid and an alcohol in the presence of an acid catalyst?
  • A. Aldehyde
  • B. Ester
  • C. Ketone
  • D. Amide
Q. What is the primary product of the reaction between ethene and bromine?
  • A. 1,2-dibromoethane
  • B. Bromoethane
  • C. Ethane
  • D. Bromobenzene
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 a carboxylic acid is reduced with lithium aluminum hydride (LiAlH4)?
  • A. Alcohol
  • B. Aldehyde
  • C. Ketone
  • D. Ester
Q. What is the primary product when a carboxylic acid reacts with thionyl chloride (SOCl2)?
  • A. Acid chloride
  • B. Ester
  • C. Alcohol
  • D. Aldehyde
Q. What is the primary product when ammonia reacts with an alkyl halide?
  • A. Amine
  • B. Amide
  • C. Alkane
  • D. Alcohol
Q. What is the primary product when an alcohol is oxidized?
  • A. Alkane
  • B. Aldehyde
  • C. Ketone
  • D. Carboxylic acid
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 primary product when ethene reacts with water in the presence of an acid?
  • A. Ethanol
  • B. Ethane
  • C. Ethanoic acid
  • D. Ethylene glycol
Q. What is the primary product when hydrogen reacts with oxygen?
  • A. Water
  • B. Hydrogen peroxide
  • C. Ozone
  • D. Hydroxyl radical
Q. What is the primary product when magnesium reacts with dilute hydrochloric acid?
  • A. Magnesium chloride
  • B. Hydrogen gas
  • C. Magnesium hydroxide
  • D. Magnesium oxide
Q. What is the primary reaction occurring in a lead-acid battery during discharge?
  • A. Pb + PbO2 + 2H2SO4 → 2PbSO4 + 2H2O
  • B. PbSO4 + 2H2O → Pb + PbO2 + 2H2SO4
  • C. 2Pb + 2H2SO4 → 2PbSO4 + H2
  • D. PbO2 + 2H2SO4 → Pb + 2H2O + O2
Q. What is the primary reason for the +M effect of -OCH3?
  • A. Inductive effect
  • B. Resonance effect
  • C. Steric hindrance
  • D. Electronegativity
Q. What is the primary reason for the acidity of chloroacetic acid compared to acetic acid?
  • A. Inductive effect
  • B. Mesomeric effect
  • C. Steric hindrance
  • D. Hydrogen bonding
Q. What is the primary reason for the color of transition metal complexes?
  • A. Presence of unpaired electrons
  • B. Crystal field splitting
  • C. Ligand field theory
  • D. All of the above
Q. What is the primary reason for the color of transition metal compounds?
  • A. Presence of unpaired electrons
  • B. Ionic bonding
  • C. Covalent bonding
  • D. High electronegativity
Showing 1201 to 1230 of 2802 (94 Pages)
Soulshift Feedback ×

On a scale of 0–10, how likely are you to recommend The Soulshift Academy?

Not likely Very likely