Francium is a chemical element in the periodic table that took scientists 80 years to discover it because it is so rare. It is ranked the second rarest naturally ...
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Why Did it Take Scientists 80 Years to Discover Francium?
Answer
It took scientists 80 years to discover it because it is so rare. It is ranked the second rarest naturally occurring element after astatine.
Q&A Related to "Why Did it Take Scientists 80 Years to Discover..."
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Francium is a natural chemical element but the total quantity of francium in the earth crust is only approx. 30 g. Francium has ca. 40 isotopes and isomers but only two are natural:
http://wiki.answers.com/Q/Why_did_it_take_scientis...
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Francium is a natural chemical element but the total quantity of francium in the earth crust is only approx. 30 g. Francium has ca. 40 isotopes and isomers but only two are natural:
http://wiki.answers.com/Q/Why_did_it_take_scientis...
|
|
Francium is a natural chemical element but the total quantity of francium in the earth crust is only approx. 30 g. Francium has ca. 40 isotopes and isomers but only two are natural:
http://wiki.answers.com/Q/Why_did_it_take_scientis...
|
|
Francium is a natural chemical element but the total quantity of francium in the earth crust is only approx. 30 g. Francium has ca. 40 isotopes and isomers but only two are natural:
http://wiki.answers.com/Q/Why_did_it_take_scientis...
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Francium is a chemical element with symbol Fr and atomic number 87. It was formerly known as Mendeleev's predicted elements-caesium and actinium K. It is one of the two least electronegative...
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It took another 80 years to discover francium since it is an element that is extremely rare. It is also the most unstable of all the naturally occurring elements ...
It took nearly 80 years to discover Francium it because it is a very rare element that occurs naturally as a result of the alpha decay of actinium-227 and can ...