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the primitive atmosphere is yeah its the blank i don't know can u answer

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11y ago
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15y ago

It was probably carbon dioxide and sulfur molecules from volcanoes.

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13y ago

in pre-historic times, it was very oxygenated

answ2. In the early days before the algae invented photosynthesis, the O2 content was only about 2%.

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Q: What was the ancient earth's atmosphere?
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What gases were probably abundant in the earths early atmosphere?

on ancient Earth, nitrogen, water vapor, carbon dioxide, and methane were probably the most abundant gases in the atmosphere.


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