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Questions and Answers
Which element is listed first in the chronological order of discovery?
Which element is listed first in the chronological order of discovery?
- Carbon
- Oxygen
- Hydrogen (correct)
- Gold
Who is credited with the discovery of oxygen?
Who is credited with the discovery of oxygen?
- Marie Curie
- Antoine Lavoisier (correct)
- Albert Einstein
- Isaac Newton
What is the name of the element with atomic number 79?
What is the name of the element with atomic number 79?
- Platinum
- Copper
- Gold (correct)
- Silver
Which theory did Antoine Lavoisier question in the 18th century?
Which theory did Antoine Lavoisier question in the 18th century?
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How many chemical elements are known to exist as of 2023?
How many chemical elements are known to exist as of 2023?
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