Trivia Quiz on Chemistry Basics
Tuesday, November 25, 2025
A ready-made science and general-knowledge quiz that you can use in virtual and in-person events (Zoom, Teams, YouTube Live, Twitch, conferences, meetings, classrooms, etc.)
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Sharpen your understanding of atoms, elements, formulas, and everyday reactions with this beginner-friendly Chemistry Basics quiz. From periodic symbols and pH to common compounds and mixtures, race through 38 bite-size questions that build core science confidence.
Welcome to Chemistry Basics—a team-friendly trivia set that explores atoms and molecules, subatomic particles, periodic symbols, acids vs. bases and pH, common formulas like H2O, H2SO4, and NaCl, everyday materials such as graphite and chalk, gunpowder components, rare earths, and alloys like pewter. It’s perfect for science class warm-ups, STEM club showdowns, workplace icebreakers, pub-quiz nights, or a fun intermission on your livestream. Easily duplicate this quiz with a single click and play it in groups or teams during online or live sessions via Zoom, Microsoft Teams, Google Meet, YouTube Live, Twitch, Kick, and more. Use the built-in multiple-choice format and optional leaderboards to keep the pace lively, encourage friendly competition, and make foundational chemistry feel approachable for everyone.
1. The study of the composition of substances and the changes that they undergo is __________.
A) Biology
B) Chemistry
C) Physics
D) Geology
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2. What is a corrosive substance
A) Base
B) Water
C) Acid
D) Salt
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3. Smallest particle of a substance having the specific chemical properties of that substance
A) Atom
B) Ion
C) Compound
D) Molecule
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4. What metal forms one twelfth of the earth's crust
A) Aluminium
B) Iron
C) Magnesium
D) Calcium
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5. An atom is comprized of these 3 subatomic particles: electron, neutron, & _____
A) Quark
B) Photon
C) Positron
D) Proton
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6. The study of the composition of substances and the changes that they undergo is _________.
A) Biology
B) Chemistry
C) Physics
D) Geology
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7. With what is sulphur and saltpetre mixed to make gunpowder
A) Coal
B) Charcoal
C) Salt
D) Sugar
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8. What is the chemical formula for water
A) H2O
B) HO2
C) H2o
D) H2O2
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9. What is the pH value of a neutral solution
A) Five
B) Six
C) Seven
D) Eight
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10. What is the chemical symbol for oxygen
A) O2
B) Og
C) Os
D) O
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11. What is the main ingredient of most shampoos
A) Water
B) Sodium lauryl sulfate
C) Fragrance
D) Alcohol
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12. What is the most common atom
A) Hydrogen
B) Oxygen
C) Carbon
D) Helium
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13. What are the 2 main divisions of chemistry
A) Organic and inorganic
B) Organic and physical
C) Inorganic and analytical
D) Biochemistry and physical chemistry
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14. CaCo3 is the chemical formula of what common item
A) Sodium chloride – Table salt
B) Vinegar – Acetic acid solution
C) Calcium Carbonate – Chalk
D) Baking soda – Sodium bicarbonate
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15. What does LPG stands for?
A) Liquefied Petroleum Gas
B) Liquid Propane Gas
C) Petroleum Liquid Gas
D) Liquid Petroleum Gas
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16. What Is A Pencils Lead made From
A) Lead (Pb)
B) Charcoal
C) Graphite
D) Plastic
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17. Which chemical has the atomic number one?
A) Oxygen
B) Nitrogen
C) Carbon
D) Hydrogen
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18. What Is The Most Common Element On Earth
A) Silicon
B) Aluminium
C) Oxygen
D) Iron
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19. Which substance has the chemical formula H2SO4?
A) Hydrochloric acid
B) Sulfuric acid
C) Nitric acid
D) Phosphoric acid
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20. What is the chief constituent of air?
A) Oxygen
B) Argon
C) Nitrogen
D) Carbon Dioxide
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21. Apart From Potassium Nitrate What Else Is In Gunpowder
A) Sulphur & Charcoal
B) Sulphur
C) Charcoal
D) Sugar
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22. Other Than The Neutron & Proton What Else Makes Up An Atom
A) Electrons
B) Quarks
C) Photons
D) Neutrinos
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23. In organic chemistry nomenclature, the prefix "meth" means how many atoms of carbon?
A) One
B) Two
C) Three
D) Four
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24. What Colour Will Litmus Paper Turn When Dipped In Acid
A) Blue
B) Green
C) Red
D) Yellow
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25. Coal is composed of which element?
A) Carbon
B) Hydrogen
C) Oxygen
D) Nitrogen
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26. What element has the periodic table name Sn ?
A) Sodium
B) Silver
C) Tin
D) Lead
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27. What is the smallest irreducible constituent of a chemical element known as?
A) A molecule
B) A nucleus
C) A proton
D) An Atom
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28. What Colour Does Litmus Paper Become If It Is In Contact With An Alkaline?
A) Red
B) Purple
C) Blue
D) Yellow
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29. Sodium bicarbonate is better known as _________.
A) Baking powder
B) Sodium carbonate
C) Baking soda
D) Sodium bicarbonate
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30. The smallest portion of a substance capable of existing independently and retaining its original properties is a(n) ________.
A) Atom
B) Molecule
C) Element
D) Compound
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31. What Is Sodium Carbonate Better Known As
A) Sodium bicarbonate
B) Sodium chloride
C) Calcium carbonate
D) Washing Soda
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32. To what group of elements do cerium, praesiodymium and promethium belong?
A) Alkali metals
B) Transition metals
C) Noble gases
D) Rare earth metals
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33. Which alloy is made with nine parts tin and one part lead?
A) Pewter
B) Bronze
C) Solder
D) Brass
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34. What Is PH A Measure Of
A) A measure of temperature
B) A measure of color intensity
C) Acidity Or Alkalinity
D) A measure of electrical conductivity
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35. There Are 5 Elements In The Periodic Table That Conttain 4 Letters In Their Name Iron & Lead Are 2 Of Them 1 Point Each For Any Of The Other 3
A) Iron, Lead
B) Gold, Neon, Zinc
C) Gold
D) Neon, Zinc
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36. The smallest portion of a substance capable of existing independently and retaining its original properties is a(n) __________.
A) Atom
B) Element
C) Molecule
D) Ion
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37. What Is The Chemical Notation For Hydrogen
A) He
B) O
C) H2
D) H
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38. For What Is NaCI The Chemical Formula
A) Sodium oxide
B) Chlorine gas
C) Baking soda
D) Salt
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