Chemistry Syllabus (JEE Main)

Download Q&A
Q. What is the primary use of chlorine in water treatment?
  • A. To increase pH
  • B. To remove hardness
  • C. As a disinfectant
  • D. To add minerals
Q. What is the primary use of citric acid in food?
  • A. Preservative
  • B. Flavor enhancer
  • C. Thickener
  • D. Coloring agent
Q. What is the primary use of ethanol in everyday life?
  • A. Fuel
  • B. Solvent
  • C. Antiseptic
  • D. All of the above
Q. What is the primary use of hydrogen in the industry?
  • A. Fertilizers
  • B. Fuel cells
  • C. Plastics
  • D. Glass production
Q. What is the primary use of potassium in agriculture?
  • A. Fertilizer
  • B. Pesticide
  • C. Herbicide
  • D. Soil conditioner
Q. What is the primary use of silicon in the industry?
  • A. Fertilizers
  • B. Semiconductors
  • C. Glass production
  • D. Alloys
Q. What is the primary use of sodium bicarbonate in households?
  • A. Cleaning agent
  • B. Food preservative
  • C. Antacid
  • D. All of the above
Q. What is the primary use of sodium bicarbonate?
  • A. Baking
  • B. Medicine
  • C. Cleaning
  • D. All of the above
Q. What is the primary use of Teflon?
  • A. Insulation
  • B. Non-stick coatings
  • C. Adhesives
  • D. Textiles
Q. What is the principal quantum number for an electron in the 5d subshell?
  • A. 3
  • B. 4
  • C. 5
  • D. 6
Q. What is the principal quantum number for an electron in the ground state of a hydrogen atom?
  • A. 0
  • B. 1
  • C. 2
  • D. 3
Q. What is the principal quantum number of the outermost electron in chlorine?
  • A. 2
  • B. 3
  • C. 4
  • D. 5
Q. What is the principal quantum number of the outermost electron in potassium (K)?
  • A. 3
  • B. 4
  • C. 2
  • D. 1
Q. What is the principal quantum number of the valence electrons in chlorine?
  • A. 2
  • B. 3
  • C. 4
  • D. 5
Q. What is the principle behind the law of conservation of mass?
  • A. Mass can be created
  • B. Mass can be destroyed
  • C. Mass is constant in chemical reactions
  • D. Mass is variable in reactions
Q. What is the process called when a polymer is formed by the addition of monomers without the loss of any small molecules?
  • A. Condensation polymerization
  • B. Addition polymerization
  • C. Cross-linking
  • D. Chain termination
Q. What is the process called when a polymer is formed by the elimination of a small molecule?
  • A. Addition polymerization
  • B. Condensation polymerization
  • C. Chain-growth polymerization
  • D. Step-growth polymerization
Q. What is the process called when a solid changes directly into a gas?
  • A. Sublimation
  • B. Evaporation
  • C. Condensation
  • D. Deposition
Q. What is the process of creating a polymer from monomers called?
  • A. Polymerization
  • B. Depolymerization
  • C. Sublimation
  • D. Condensation
Q. What is the product formed when Fe2O3 is reduced by carbon monoxide?
  • A. Fe
  • B. CO2
  • C. C
  • D. FeO
Q. What is the product of the complete combustion of an alkane?
  • A. Carbon monoxide and water
  • B. Carbon dioxide and water
  • C. Carbon and hydrogen
  • D. Hydrogen gas
Q. What is the product of the complete combustion of an alkyne?
  • A. CO2 and H2O
  • B. CO and H2O
  • C. C and H2O
  • D. C2H4
Q. What is the product of the complete combustion of propane (C3H8)?
  • A. CO2 and H2O
  • B. CO and H2O
  • C. C and H2O
  • D. C2H4 and H2O
Q. What is the product of the complete hydrogenation of 2-butyne?
  • A. 1-butyne
  • B. 2-butyne
  • C. butane
  • D. butyne
Q. What is the product of the decarboxylation of sodium acetate?
  • A. Methane
  • B. Ethane
  • C. Carbon dioxide
  • D. Acetic acid
Q. What is the product of the dehydration of 2-butanol?
  • A. Butene
  • B. Butyne
  • C. Butadiene
  • D. Butanol
Q. What is the product of the dehydration of ethanol?
  • A. Ethylene
  • B. Acetaldehyde
  • C. Diethyl ether
  • D. Acetic acid
Q. What is the product of the esterification reaction between acetic acid and ethanol?
  • A. Ethyl acetate
  • B. Acetic anhydride
  • C. Ethanol acetate
  • D. Acetic acid
Q. What is the product of the hydration of ethene in the presence of sulfuric acid?
  • A. Ethanol
  • B. Ethane
  • C. Acetic acid
  • D. Butanol
Q. What is the product of the hydrolysis of 1-chloropropane in the presence of water?
  • A. Propane
  • B. Propan-1-ol
  • C. Propan-2-ol
  • D. Chloropropane
Showing 1261 to 1290 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