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Chemistry Trivia Questions and Answers
4 free chemistry trivia questions with answers and explanations.
1What is the atomic number of gold (Au)?
A47
B79✓
C89
D197
💡 Explanation: Gold has atomic number 79, meaning it has 79 protons in its nucleus. Its symbol Au comes from the Latin word "aurum."
2What is the most abundant gas in Earth's atmosphere?
AOxygen
BCarbon Dioxide
CNitrogen✓
DArgon
💡 Explanation: Nitrogen makes up about 78% of Earth's atmosphere. Oxygen is second at 21%, with argon and other gases making up the rest.
3What is H₂O commonly known as?
ASalt
BWater✓
CHydrogen peroxide
DAmmonia
💡 Explanation: H₂O is water — two hydrogen atoms bonded to one oxygen atom. It is essential for all known forms of life.
4What is the chemical symbol for sodium?
ASo
BSd
CNa✓
DNm
💡 Explanation: Sodium's chemical symbol is Na, derived from the Latin word "natrium." It is a highly reactive alkali metal.
About Chemistry Trivia Questions
These chemistry trivia questions cover a wide range of topics within the chemistry category. All questions include four multiple-choice options (A, B, C, D) and a detailed answer explanation to help you understand the topic better.
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