CUIZ-FACT-6636CD1F
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Nature
✓ Fact-Verified
Which gas is most abundant in Earth's atmosphere?
Verified Answer
Oxygen
Quiz Options
- Oxygen
- Nitrogen
- Carbon Dioxide
- Argon
Explanation & Context
Nitrogen constitutes about 78% of the Earth's atmosphere.
Also Asked As / Semantic Queries
"What gas is most abundant in Earth's atmosphere?"
Authoritative Sources & Citations
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