Quiz  /  Ins and Outs of Chemistry Quiz

  • 1. 
    How many electrons does a sodium atom have?

  • 9
  • 15
  • 11
  • 13

  • 2. 
    Which of these is not made from potassium compounds?

  • gunpowder
  • soap
  • glass
  • bread

  • 3. 
    Which of these is not a rare-earth element?

  • lanthanum
  • terbium
  • gold
  • samarium

  • 4. 
    Which of these is heavier than iron?

  • manganese
  • gold
  • potassium
  • carbon

  • 5. 
    What element is almost as light as hydrogen?

  • aluminum
  • oxygen
  • helium
  • krypton

  • 6. 
    What do we call a blend of two chemical elements?

  • component
  • compound
  • compost
  • computer

  • 7. 
    What kind of electric charge does an electron have?

  • reverse
  • neutral
  • positive
  • negative

  • 8. 
    What kind of electric charge does a proton have?

  • positive
  • negative
  • reverse
  • neutral

  • 9. 
    Which among the following is a noble gas?

  • Argon
  • Nitrogen
  • Nobelium
  • Oxygen

  • 10. 
    Which was the first metal to be isolated by electrolysis?

  • Copper
  • Potassium
  • Silver
  • Nickel

  • 11. 
    What is the name of an outbreak of fire without application of heat from an external source?

  • Thermokarst
  • Spontaneous combustion
  • Enthalpy
  • Flash point

  • 12. 
    What is mercury commonly called?

  • Blue vitriol
  • Saltpeter
  • Laughing gas
  • Quicksilver

  • 13. 
    What toxic gas with a musty hay odor was used during World War I?

  • Chlorine
  • Mustard gas
  • Tear gas
  • Phosgene

  • 14. 
    Which chemical element is named after Albert Einstein?

  • Bohrium
  • Albertonium
  • Einsteinium
  • Lawrencium

  • 15. 
    Which hormone in plants is responsible for fruit ripening?

  • Acetylene
  • Methane
  • Methanol
  • Ethylene

  • 16. 
    "Atomic number" refers to the number of what in an atom?

  • Neutrons
  • Protons
  • Leptons
  • Quasiparticles

  • 17. 
    Which metal is used as a substitute for platinum in jewelry?

  • Gold
  • Aluminum
  • Chromium
  • Palladium

  • 18. 
    Who discovered the periodic table?

  • Ernest Rutherford
  • John Newlands
  • Dmitri Mendeleev
  • Lothar Meyer

  • 19. 
    What is the symbol for tin?

  • Ti
  • Au
  • Pb
  • Sn

  • 20. 
    Which law states that the weight of a gas dissolved by a liquid is proportional to the pressure of the gas upon the liquid?

  • Faraday's law
  • Henry's law
  • Dalton's law
  • Boyle's law

  • 21. 
    Which of the following can be a major cause of ozone depletion in the Earth's atmosphere?

  • Space debris
  • Methane
  • Acid rain
  • Chlorofluorocarbons

  • 22. 
    What is the atomic number of uranium?

  • 92
  • 62
  • 60
  • 90

  • 23. 
    Who won the 2020 Nobel Prize in Chemistry for the discovery and development of gene editing?

  • Richard Henderson and Joachim Frank
  • Tomas Lindahl and Paul Modrich
  • Jennifer Doudna and Emmanuelle Charpentier
  • John B. Goodenough and Yoshino Akira

  • 24. 
    Which disease is caused by excessive accumulation of copper in the human body?

  • Parkinson's disease
  • Goiter
  • Anemia
  • Wilson disease

  • 25. 
    Which of these is used as a food preservative?

  • Natural gas
  • Sulfur dioxide
  • Bromine
  • Beryllium

  • 26. 
    Which British chemist invented the miner's safety lamp?

  • Sir Humphry Davy
  • William Henry Perkin
  • Henry Edward Armstrong
  • Edward Frankland

  • 27. 
    For the discovery of which vaccines is Louis Pasteur known?

  • Hepatitis and mumps
  • Polio and rubella
  • Chickenpox and smallpox
  • Anthrax and rabies

  • 28. 
    Which chemical element did Dirk Coster and George Charles von Hevesy discover?

  • Hafnium
  • Germanium
  • Lutetium
  • Osmium

  • 29. 
    Who discovered iodine?

  • Bernard Courtois
  • Ruth Benerito
  • Wilbur Olin Atwater
  • Johann Joachim Becher

  • 30. 
    What is the chemical name of oil of vitriol?

  • Acetylsalicylic acid
  • Boric acid
  • Sulfuric acid
  • Carbonic acid

  • 31. 
    Who invented the ultracentrifuge?

  • Albert Claude
  • Odd Hassel
  • Theodor Svedberg
  • Alfred Werner

  • 32. 
    Who discovered the ene reaction?

  • Leopold Gmelin
  • Konrad Bloch
  • Emil Fischer
  • Kurt Alder

  • 33. 
    Who is credited with the origin of the term "greenhouse effect"?

  • Sir Derek H. R. Barton
  • Svante Arrhenius
  • Francis William Aston
  • Frances Arnold

  • 34. 
    Who developed the method of determining the butterfat content of milk?

  • Paul Berg
  • Eric Betzig
  • Stephen Moulton Babcock
  • Sir William de Wiveleslie Abney

  • 35. 
    Who invented thermosetting plastic?

  • Carl Shipp Marvel
  • Friedrich Konrad Beilstein
  • Antoine-Jérôme Balard
  • Leo Baekeland

  • 36. 
    Who synthesized indigo dye?

  • Adolf von Baeyer
  • Joseph Black
  • Jöns Jacob Berzelius
  • Bertram Borden Boltwood

  • 37. 
    Which chemical element did Hennig Brand discover?

  • Gallium
  • Phosphorus
  • Polonium
  • Arsenic

  • 38. 
    Who discovered the element cobalt?

  • Georg Brandt
  • Jean-Baptiste Boussingault
  • Carl Bosch
  • Imre Bródy

  • 39. 
    Who invented nylon fiber?

  • Aleksandr Butlerov
  • Wallace Hume Carothers
  • William Merriam Burton
  • Stanislao Cannizzaro

  • 40. 
    What elements did Robert Bunsen and Gustav Kirchhoff discover?

  • Vanadium and technetium
  • Cesium and rubidium
  • Lutetium and yttrium
  • Francium and radium

  • 41. 
    Who determined the structure of vitamin B12?

  • Gerty Cori
  • Alice Ball
  • Ida Noddack
  • Dorothy Hodgkin

  • 42. 
    Which type of glass is heat resistant?

  • Pyrex glass
  • Hurricane glass
  • Flint glass
  • Flute glass

  • 43. 
    Which is the hardest natural form of carbon?

  • Graphite
  • Diamond
  • Fullerene
  • Graphene

  • 44. 
    Which chemical compound is used to make dynamite?

  • Ammonium molybdate
  • Cyclonite
  • Azidoazide azide
  • Nitroglycerin

  • 45. 
    What is the atomic weight of cobalt?

  • 63.546
  • 44.956
  • 47.867
  • 58.933

  • 46. 
    Which of the following helps remove ink stains and rust from clothes?

  • Hydrochloric acid
  • Oxalic acid
  • Hydrogen selenide
  • Sodium hypochlorite

  • 47. 
    Which organic compound is commonly found in fermented milk products?

  • Lactic acid
  • Citric acid
  • Fulvic acid
  • Carbonic acid

  • 48. 
    Who discovered oxygen, chlorine, and manganese?

  • Franz Karl Achard
  • Albert Hofmann
  • Charles Tennant
  • Carl Wilhelm Scheele

  • 49. 
    Which of the following is used as an ingredient in alcoholic beverages?

  • Butanol
  • Phenol
  • Ethanol
  • Catechol

  • 50. 
    What element did Charles Hatchett discover?

  • Niobium
  • Cadmium
  • Zirconium
  • Molybdenum

  • 51. 
    Who won the Nobel Prize in Chemistry for his work on sex hormones but was forced by the Nazis to refuse the Prize?

  • Feodor Lynen
  • Hans Adolf Krebs
  • Hans Kosterlitz
  • Adolf Butenandt

  • 52. 
    Who won the first Nobel Prize for Chemistry?

  • Jacobus Henricus van 't Hoff
  • Eduard Buchner
  • Wilhelm Ostwald
  • Henri Moissan

  • 53. 
    Where was nihonium discovered?

  • Japan
  • United States
  • Germany
  • Russia

  • 54. 
    Which is the principal alkaloid found in tobacco?

  • Ephedrine
  • Strychnine
  • Morphine
  • Nicotine

  • 55. 
    What is the melting point of carbon?

  • 1,063 °C (1,945 °F)
  • 630° C (1,166 °F)
  • 218 °C (425 °F)
  • 3,550 °C (6,422 °F)

  • 56. 
    Which among the following is the main type of acid found in grapes?

  • Citric acid
  • Tartaric acid
  • Succinic acid
  • Malic acid

  • 57. 
    What are the primary components of natural gas?

  • Helium and nitrogen
  • Methane and ethane
  • Pentane and hydrogen sulphide
  • Butane and propane

  • 58. 
    Which among the following is the softest metal?

  • Iridium
  • Titanium
  • Manganese
  • Cesium
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