which is element is very rare in nature
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Student Expert
31st Oct, 2019
Hey there
Most rare naturally occurring element ( not artificial) is astatine. It's decay time is very short. It's most stable isotope is Astatine-210 having a half life of 8.1 hours.
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31st Oct, 2019
Hii aspirants
Let me clear your doubt.
Astatine is the rarest of the natural elements present in the Earth's crust.its atomic number is 85.It is a naturally occurring semi-metal that is formed from the decay of uranium and thorium
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