60 Chemistry Trivia Questions and Answers

Chemistry is a fascinating subject that explores the building blocks of our universe. How much do you know about the elements, compounds, reactions, and laws that make up the field of chemistry?

Test your knowledge with these chemistry trivia questions and answers! From famous scientists to chemical formulas, see how you score on this chemistry quiz.

For more quizzes, see our trivia quiz sitemap.

Basic Chemistry Questions

1. What is the symbol for the element oxygen?
2. What is the atomic number of helium?
3. What is the name for H2O?
4. What is the symbol for silver?
5. What element has the atomic number 79?

Chemistry History and Scientists

6. Who proposed the three laws of motion?
7. Who created the modern periodic table?
8. What Nobel prize winning scientist discovered radium and polonium?
9. Who is known as the "Mother of Modern Chemistry"?
10. Who determined that all matter expands when heated?

Acids, Bases, and pH

11. What is the pH of pure water?
12. What scale measures the acidity or alkalinity of a solution?
13. What compound is made up of one hydrogen and one hydroxide ion?
14. What type of salts are produced from strong acid and strong base neutralization reactions?
15. Which acid is also known as aqua fortis?

Chemical Bonds and Reactions

16. What type of bond is formed when atoms share electrons?
17. What are the building blocks of proteins?
18. What is the minimum number of atoms needed to form a molecule?
19. What type of reaction occurs when one element replaces another in a compound?
20. What is the general formula for a carboxylic acid?

Organic Chemistry

21. What is the simplest ketone?
22. What functional group is found in alcohols?
23. What is the IUPAC name for CH3CH2CH2CH3?
24. What is the term for hydrocarbons with only single bonds?
25. What kind of bond forms between a carbonyl group and an amine?

Nuclear Chemistry and Radioactivity

26. Who discovered radioactivity?
27. What are the three types of radioactive decay?
28. What is the term for an atom's nucleus that contains extra neutrons, making it unstable?
29. What particles do positrons emit when they decay?
30. What isotope is most widely used for nuclear power?

Chemistry Calculations

31. How many neutrons does an atom with 30 protons have if the atomic mass is 65?
32. What is the molar mass of water (H2O)?
33. How many molecules are in 4 moles of a substance?
34. What is the formula to calculate density?
35. What principle states that matter cannot be created or destroyed in a chemical reaction?

Laboratory Equipment

36. What piece of equipment is used to heat chemical solutions?
37. What tool measures very precise volumes of liquid?
38. What is used to measure mass in a laboratory?
39. What safety equipment is designed to evenly disperse heat from exothermic reactions?
40. What type of glassware has a narrow stem and round bottom?

Chemistry in Everyday Life

41. About what percentage of air is nitrogen gas?
42. What gas is used to carbonate sodas?
43. Which vitamin helps blood clot?
44. What chemical compound gives spicy foods their heat?
45. What element is denoted by the symbol Sn in the periodic table?

Tricky Chemistry Trivia

46. How many atoms are present in one molecule of sulfuric acid (H2SO4)?
47. What is the systematic name for table salt?
48. What is the atomic symbol for the element einsteinium?
49. What is the molecular geometry of carbon dioxide (CO2)?
50. At room temperature, what is mercury's physical state?
51. What is the chemical symbol for potassium?
52. What is the name of the technique used to separate mixtures based on their boiling points?
53. What is the molecular formula of glucose?
54. What element makes up over 96% of chlorophyll?
55. What is the common name for CaCO3?
56. What type of mixture has particles that scatter light but do not settle out?
57. What is the molar mass of carbon dioxide (CO2)?
58. What is the term for a pure substance composed of only one type of atom?
59. What geometric shape describes the sp3 hybridized orbitals of methane (CH4)?
60. What is the Pauli exclusion principle?

Answers:

1. O
2. 2
3. Water
4. Ag
5. Gold
6. Isaac Newton
7. Dmitri Mendeleev
8. Marie Curie
9. Amedeo Avogadro
10. Jean-Leonard de Belloy
11. 7
12. pH scale
13. NaOH
14. Neutral salts
15. Nitric acid
16. Covalent bond
17. Amino acids
18. Two
19. Displacement
20. RCOOH
21. Acetone
22. Hydroxyl
23. Butane
24. Alkanes
25. Imine
26. Henri Becquerel
27. Alpha, beta, gamma
28. Isotope
29. Positrons
30. Uranium-235
31. 35
32. 18 g/mol
33. 4 moles x 6.022x10^23 molecules/mole = 2.41x10^24 molecules
34. Density = mass/volume
35. Law of conservation of matter
36. Bunsen burner
37. Volumetric pipette
38. Balance
39. Blast shield
40. Erlenmeyer flask
41. 78%
42. Carbon dioxide
43. Vitamin K
44. Capsaicin
45. Tin
46. 7
47. Sodium chloride
48. Es
49. Linear
50. Liquid
51. K
52. Distillation
53. C6H12O6
54. Carbon
55. Limestone
56. Colloid
57. 44 g/mol
58. Element
59. Tetrahedral
60. No two electrons in an atom can have the same four quantum numbers

Conclusion on Chemistry Trivia Quiz

Chemistry is a vast and complex field that encompasses a wide range of topics and concepts. From the elements and periodic table to chemical reactions, bonding, and organic compounds, there is always something new to learn and explore.