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In the earth Astatine is rarest naturally occurring element, less than 30 grams for entire crust.

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13y ago
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14y ago

The rarest element is astatine. It is an unstable radioactive elment. It is a semi-liquid.

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15y ago

The rarest element on Earth is astatine.

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Q: What is the rarest element on earth?
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Related questions

What is the rarest gas element in the earth's atmosphere?

Xenon is the rarest gas element in the earth's atmosphere. It represents 90 parts-per-billion of the total atmosphere.


What is the second rarest element on Earth?

The second rarest element on Earth is unstable so it does not have a long life (22min.), but uranium is the rarest natural element and is the second heavist natural element. Actually, there are even rarer elements that last for less then fractions of a second. Some are so rare that they haven't even been discovered.


What is the rarest object on the earth?

The earth element ''Astatine'' which there is only 30-40gram of on the whole entire earth.


What is the rarest single element in the earth's crust?

Of the following Elements;O,Si,Al,Fe,Ca,Na,K,Mg....which is the rarest single element in the Earth's crust?.....i say it's Mg because it is on 2% by weight of the Earth's crust.


What is the less common element on earth?

The rarest element on earth is astatine and it is located in the earths crust. Astatine's availability is said to be less than a gram in weight.


What is the most rarest element in the world?

astatine(less than 25g of it is present on earth acc. to guiness world records)


What is the rarest element in the universe?

Painite


Why is astatine is the rarest element on the earth?

Astatine is the rarest naturally occuring element on Earth because all its isotopes are radioactive with very short half-lives. The most stable, At-210 has a half-life of 8 hours, so any astatine that forms (by radioactive decay of heavier elements) quickly decays to other elements.


What's the Rarest element in the world and how much of it is on this planet?

The rarest element in the world is astatine, and it costs $1 billion per troy ounce.


What is the rarest naturally occurring element?

Astatine


What are the rarest minerals on earth?

oxegen


Where would a person bump into francium in everyday life?

Nowhere. Francium is the second rarest element in the Earth's crust, next to Astatine. There is only 20-30g of it in the Earth's crust at any one time.