Which is the most rearest elemental metal on earth?

is it astatin or uranium

Answer:
Astatine (At) is much rarer than uranium (U). Astatine is radioactive and essentially unavailable in nature. The longest-lived isotope, 210At, has a half-life of only 8.3 hours. It forms when bismuth (Bi) isotope 209Bi is bombarded with α-particles.
Astatin is the answer...

The answers post by the user, for information only, FunQA.com does not guarantee the right.



More Questions and Answers:
  • Predict the number of valence electrons for a sulfur atom?
  • Calculate the volume in liters and mL of a .324 Molar solution of H2SO4 required to react completely?
  • Chemisty question?
  • Cracking ?
  • How do we find grams of water per 100g hydrate, then mumber of moles of water?
  • Chem lab questions?
  • What is the difference between smart materials,smart alloys and shape memory alloys?
  • Outrage as Churchill dropped from England's history syllabus?
  • Chem HW, limiting reactant?