by Kerianne Joyce
Delve into the fascinating world of chemistry with this quiz that covers essential concepts and intriguing facts. Whether you’re revisiting your high school chemistry lessons or just curious about the science behind everyday phenomena, this quiz is designed to test and expand your understanding. Good luck, and enjoy the challenge!
We recommend that you do not leave the page that you are taking this quiz in. Stay honest 🙂
Basic Chemistry Quiz Questions Overview
1. What is the atomic number of carbon?
6
8
12
14
2. Which element is known as the ‘King of Chemicals’?
Oxygen
Hydrogen
Sulfur
Nitrogen
3. What is the chemical symbol for gold?
Au
Ag
Gd
Go
4. Which of the following is a noble gas?
Oxygen
Nitrogen
Helium
Chlorine
5. What is the pH of pure water at 25°C?
0
7
14
10
6. Which element has the highest electronegativity?
Oxygen
Fluorine
Chlorine
Nitrogen
7. What is the most abundant gas in Earth’s atmosphere?
Oxygen
Carbon Dioxide
Nitrogen
Argon
8. Which type of bond involves the sharing of electron pairs between atoms?
Ionic bond
Covalent bond
Hydrogen bond
Metallic bond
9. What is the formula for calculating the number of moles in a substance?
mass / molar mass
mass * molar mass
mass + molar mass
mass – molar mass
10. Which law states that the volume of a gas is directly proportional to its temperature at constant pressure?
Boyle’s Law
Charles’s Law
Avogadro’s Law
Dalton’s Law
11. What is the main component of natural gas?
Methane
Ethane
Propane
Butane
12. What is the chemical formula for table salt?
NaCl
KCl
CaCl2
MgCl2
13. Which element is liquid at room temperature?
Mercury
Iron
Gold
Silver
14. What is the process of a solid turning directly into a gas called?
Melting
Freezing
Sublimation
Condensation
15. Which acid is commonly found in car batteries?
Hydrochloric acid
Sulfuric acid
Nitric acid
Acetic acid
16. What is the name of the process by which plants make their food using sunlight?
Respiration
Photosynthesis
Fermentation
Transpiration
17. Which element is essential for the production of thyroid hormones?
Calcium
Iron
Iodine
Magnesium
18. What is the most abundant element in the universe?
Oxygen
Carbon
Hydrogen
Helium
We recommend that you do not leave the page that you are taking this quiz in. Stay honest 🙂
