Topic: Astatine Element
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Answers to Common Questions
Why is Astatine not a diatomic element?
It is diatomic. Being radioactive, and its most stable isotope having a half life of 8.3 hours, it is usually not considered. Read More »
Source: http://wiki.answers.com/Q/Why_is_Astatine_not_a_diatomic_element
What type of element is astatine?
Astatine is a halogen, which is a Group 17 element. Read More »
Source: http://wiki.answers.com/Q/What_type_of_element_is_astatine
Who discovers the element astatine?
Dayle E Corson, Keneth Ross Mc Kensey and Emilio Segre. Read More »
Source: http://wiki.answers.com/Q/Who_discovers_the_element_astatine
Featured Content:
Astatine Element
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Indeterminiate because this element is relatively short lived and exists only as a transient decay product.
Dale R. Corson, Kenneth R. Mackenzie, and Emilio Segre are credited with the discovery of astatine in 1940.
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More Common Questions
Answers to Other Common Questions
Artificially prepared in 1940 by: Dale R. Corson, Kenneth Rose MacKenzie and Emilio Segre Discovered in the natural decay series of radioelements in 1943 by: Berta Karlik and Traude Bernert.
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Source: http://wiki.answers.com/Q/Who_found_the_element_astatine
Not known but very probable a dark color.
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Source: http://wiki.answers.com/Q/What_is_colour_of_solid_Astatine_elemen...
Iodine, another halogen.
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Source: http://wiki.answers.com/Q/What_element_is_most_similar_to_astatin...
Astatine is similar to the halogen family
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Source: http://wiki.answers.com/Q/What_element_is_astatine_most_similar_t...
Iodine, another halogen.
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Source: http://wiki.answers.com/Q/How_element_is_astatine_most_similar_to
It is diatomic. Most textbooks will omit this, since astatine's chemistry is irrelevant to anything besides nuclear medicine.
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Source: http://wiki.answers.com/Q/Why_is_it_that_astatine_is_a_halogen_bu...
