The primitive atmosphere was reducing because | vedclass

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(B) The primitive atmosphere of the Earth was reducing in nature because it lacked free molecular oxygen $(O_2)$.Instead,it contained a high concentra

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Hydrogen atoms were active and abundant.

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(B) The primitive atmosphere of the Earth was reducing in nature because it lacked free molecular oxygen $(O_2)$.Instead,it contained a high concentration of hydrogen atoms and hydrogen-containing compounds like methane $(CH_4)$,ammonia $(NH_3)$,and water vapor $(H_2O)$.These hydrogen atoms were highly reactive and combined with other elements to form various organic molecules,which is why the environment is described as 'reducing'.

The primitive atmosphere was reducing because:

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