Question

Which planet has most oxygen?

Answer 1

Answer:

From the table we see that Mercury has the greatest percentage of oxygen in its atmosphere.

Answer 2

Mercury has the highest component of oxygen.

Explanation:

• According to the results and reports prepared by NASA, all the planets in our solar system have an outer layer of gas which we can call the atmosphere.
• It is surprising that the Earth (the only habitable planet in the solar system to date) only has 21% oxygen in its atmosphere.  
• On the contest, mercury the hottest planet in the solar system has the highest content of oxygen. Its atmosphere is made up of 42% oxygen.
• Apart from the Earth, Mercury is the only planet in the solar system which has oxygen in its atmosphere.