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.
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∙ 13y agoPainite
Astatine
Helium is generally believed to be the second most abundant element, but almost all of it is present in stars.
Hydrogen is the most common element in the universe, not oxygen.Oxygen is the most common element on Earth, followed by silicone.
Plasma is the rarest state of matter on earth.
In the earth Astatine is rarest naturally occurring element, less than 30 grams for entire crust.
Xenon is the rarest gas element in the earth's atmosphere. It represents 90 parts-per-billion of the total atmosphere.
The earth element ''Astatine'' which there is only 30-40gram of on the whole entire earth.
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.
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.
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.
The second most common element in the earth's crust behind oxygen is silicon.
The second most common element on Earth is silicon, which makes up about 28% of Earth's crust. The most common element found on a Earth is oxygen which is about 47%.
astatine(less than 25g of it is present on earth acc. to guiness world records)
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Silicon is the second most abundant element in Earth's crust.
The rarest element in the world is astatine, and it costs $1 billion per troy ounce.