• 1. 
    S + O2 →  SO2

  • Single displacement
  • Double displacement
  • Synthesis
  • Decomposition
  • 2. 
    2H2O → 2H2 + O2

  • Single displacement
  • Synthesis
  • Double displacement
  • Decomposition
  • 3. 
    Zn + 2HCl → H2 + ZnCl2

  • Synthesis
  • Double displacement
  • Single displacement
  • Decomposition
  • 4. 
    HCl + NaOH → NaCl + H2O

  • Synthesis
  • Double displacement
  • Single displacement
  • Decomposition
  • 5. 
    2Na + 2H2O → 2NaOH + H2

  • Synthesis
  • Single displacement
  • Double displacement
  • Decomposition
  • 6. 
    2Na + Cl2 → 2NaCl

  • Single displacement
  • Double displacement
  • Synthesis
  • Decomposition
  • 7. 
    CaCO3 + 2HCl → CaCl2 + H2CO3

  • Double displacement
  • Synthesis
  • Decomposition
  • Single displacement
  • 8. 
    CaCO3 → CaO + CO2

  • Synthesis
  • Decomposition
  • Double displacement
  • Single displacement
  • 9. 
    What chemical reaction causes corrosion of iron?

  • Precipitation
  • Dehydration
  • Oxidation
  • Ion-exchange reaction
  • 10. 
    What type of chemical reaction happens in burning a matchstick?

  • Complex reaction
  • Ion–molecule reaction
  • Explosion
  • Combustion
  • 11. 
    In which reaction does water act as a reactant?

  • Condensation reaction
  • Hydrolysis
  • Electrophilic addition reaction
  • Cope elimination
  • 12. 
    What chemical reaction uses direct electric current to drive chemical reaction?

  • Chain reaction
  • Electrolysis
  • Combination reaction
  • Reduction reaction
  • 13. 
    What chemical reaction causes rancidity in food?

  • Oxidation of fatty acid
  • Bacteria
  • Dehydrogenation
  • Microorganism
  • 14. 
    What is the ratio of reactants and products in a chemical reaction called?

  • Aromaticity
  • Stoichiometry
  • Biochemistry
  • Stereochemistry
  • 15. 
    What is the molecular formula of ethanol?

  • C2H5HO2
  • C2H5O2
  • C2H5OH3
  • C2H5OH
  • 16. 
    In which process does a substance absorb moisture from the atmosphere?

  • Deliquescence
  • Leuckart reaction
  • Sulfonation
  • Dealkylation
  • 17. 
    What substance causes a chemical reaction without itself being affected?

  • Ethanol
  • Mixture
  • Catalyst
  • Polymer
  • 18. 
    Name the substance that causes a foaming action in doughs and batters.

  • Tartaric acid
  • Leavening agent
  • Salt
  • Fats
  • 19. 
    Who introduced the proton theory of acids and bases?

  • Jerome Karle and Herbert A. Hauptman
  • Johannes Nicolaus Brønsted and Thomas Martin Lowry
  • Gerty Theresa Radnitz and Carl Ferinand Cori
  • Dmitri Mendeleev and Julius Lothar Meyer
  • 20. 
    What chemical reaction is involved in the production of soap?

  • Saponification
  • Carbonylation
  • Titration
  • Esterfication
  • 21. 
    What reaction of alkoxide ions with alkyl halides gives ether?

  • Bogert-Cook synthesis
  • Williamson ether synthesis
  • Bally-Scholl synthesis
  • Bamberger triazine synthesis
  • 22. 
    What chemical reaction produces wine and beer?

  • Hydroboration-oxidation reaction
  • Nierenstein reaction
  • Neutralization reaction
  • Fermentation
  • 23. 
    What is the molecular formula of glucose?

  • C6H12O6
  • C22H32O21
  • C2H2O1
  • C12H22O11
  • 24. 
    What law states that a compound is always composed of the same elements by mass?

  • Law of definite proportions
  • Boyle's Law
  • Avogadro's Law
  • Ideal Gas Law
  • 25. 
    What is the molecular formula of hematite?

  • Fe2O
  • FeO2
  • Fe2O3
  • FeO
  • 26. 
    What is the ratio of the volume of hydrogen and oxygen present in water?

  • 1:2
  • 1:8
  • 1:1
  • 2:1
  • 27. 
    What chemical is formed when water reacts with sulfur trioxide?

  • Sulfoxide
  • Antimony sulfide
  • Sulfuric acid
  • Sulfonic acid
  • 28. 
    Who developed the ancient atomic theory?

  • Thucydides and Heraclides Ponticus
  • Leucippus and Democritus
  • Anaximander and Proclus
  • Archytas and Archelaus
  • 29. 
    What is the conversion of butane to isobutane called?

  • Polycondensation
  • Isomerization
  • Halogenation
  • Ammoniation
  • 30. 
    What acid's formula is CH3(CH2)7CH=CH(CH2)7CO2HH?

  • Oleic acid
  • Bongkrek acid
  • Orotic acid
  • Quadratic acid
  • 31. 
    Pb1SO4 is the chemical formula of which of the following elements?

  • Amphibole
  • Anglesite
  • Calcite
  • Zeolite
  • 32. 
    What is the other name for quick lime?

  • Sodium oxide
  • Aluminium oxide
  • Calcium oxide
  • Potassium oxide
  • 33. 
    What reaction involves the absorption of energy to form new products?

  • Endothermic reaction
  • Coupling reaction
  • Exothermic reaction
  • Athermic reaction
  • 34. 
    In which reaction does a compound break down into simpler substances?

  • Single Replacement reaction
  • Amination
  • Decomposition reaction
  • Complexation reaction
  • 35. 
    With whom did Victor Grignard win the Nobel Prize for Chemistry in 1912 for discovering the use of nickel as a catalyst in hydrogenation?

  • Paul Karrer
  • Henri Moissan
  • Paul Sabatier
  • Frédéric Joliot-Curie
  • 36. 
    In which reaction does the treatment of amide with bromine and alkali give a primary amine?

  • Favorskii rearrangement
  • Hofmann reaction
  • Pinacol rearrangement
  • Bargellini reaction
  • 37. 
    How many types of substitution reactions are there?

  • 7
  • 5
  • 3
  • 2
  • 38. 
    What is the reaction that adds monomer molecules together to form chains?

  • Reversible reaction
  • Hydration reaction
  • Polymerization
  • Acetylation reaction
  • 39. 
    Which of the following is known as slaked lime?

  • Calcium carbide
  • Calcium sulphate
  • Calcium chloride
  • Calcium hydroxide
  • 40. 
    In which reaction is ozone employed to cleave the unsaturated compounds?

  • Alder ene reaction
  • Achmatowicz reaction
  • Harries reaction
  • Baudisch reaction
  • 41. 
    Who coined the term "ester"?

  • Richard Joseph Meyer
  • Friedrich Stromeyer
  • Leopold Gmelin
  • Carl Jacob Löwig
  • 42. 
    What is the branch of chemistry which deals with the study of chemical reaction rate?

  • Organic chemistry
  • Electrochemistry
  • Chemical equilibrium
  • Chemical kinetics
  • 43. 
    Which chemical reaction is caused by the absorption of light energy?

  • Photochemical reaction
  • Photosynthesis
  • CBS reduction
  • Adkins–Peterson reaction
  • 44. 
    Which compound is represented by the generic formula RMgX?

  • Baeyer's reagent
  • Fenton's reagent
  • Collins reagent
  • Grignard reagent
  • 45. 
    Which reaction involves the halogenation of carboxylic acids at the alpha (α) carbon?

  • Mannich reaction
  • Dakin-West reaction
  • Baylis-Hillman reaction
  • Hell-Volhard-Zelinskii reaction
  • 46. 
    What reaction is formed when benzaldehyde is treated with a concentrated base?

  • Cannizzaro reaction
  • Intermolecular reaction
  • Bartoli reaction
  • Cheletropic reaction
  • 47. 
    Name the product formed by the ammoxidation of propene and ammonia?

  • Chloroform
  • Formaldehyde
  • Polyacrylonitrile
  • Acrylonitrile
  • 48. 
    What is the final product of nitration of toluene?

  • Nitroglycerin
  • Cyclotrimethylenetrinitramine
  • Trinitrotoluene
  • Chlorofluorocarbon
  • 49. 
    What is the common name of sodium carbonate decahydrate?

  • Washing soda
  • Baking soda
  • Bleaching powder
  • Caustic soda
  • 50. 
    Which compound is generated in certain foods as a result of cooking at high temperatures?

  • Sodium bicarbonate
  • Acrylamide
  • Mellitic anhydride
  • Potassium nitrate
  • 51. 
    C8H8 is the chemical formula of which compound?

  • Rubber
  • Cellulose
  • Nitrile
  • Styrene
  • 52. 
    Name the hydrocarbon that contains at least one carbon-to-carbon double bond?

  • Alkane
  • Ketone
  • Aldehyde
  • Alkene
  • 53. 
    Which formula represents the relative ratios of different atoms in a compound?

  • Structural formula
  • Empirical formula
  • General formula
  • Molecular formula
  • 54. 
    Which chemical process combines light, gaseous hydrocarbons to produce high-octane components of gasoline?

  • Nitrification
  • Esterification
  • Alkylation
  • Hydrogenolysis
  • 55. 
    A redox reaction is one in which...

  • Both the substances are reduced
  • One species is reduced and another is oxidized
  • Both the substances are oxidized
  • Both the substances are neutralized
  • 56. 
    Who proposed the concept of acid and base based on the theory of ionization?

  • Wilhelm Ostwald
  • Svante Arrhenius
  • Oskar Klein
  • Erik Edlund
  • 57. 
    Which is the earliest sandwich compound?

  • Ferrocene
  • Bis(benzene)chromium
  • Morphine
  • Metallocene
  • 58. 
    What reaction takes place between molecular hydrogen and an element or compound in the presence of a catalyst?

  • Depolymerization
  • Hydrogenation
  • Addition reaction
  • Dimerization
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