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Why is it that astatine is a halogen but not a diatomic element?
Wiki User
∙ 14y ago
Wiki User
∙ 12y ago
Wiki User
∙ 10y agoIt is usually considered a metalloid, but also sometimes considered a halogen or just a plain ol' metal.
Wiki User
∙ 14y agoAstatine is a member of the group 17 (halogens) of the periodic table of Mendeleev: F, Cl, Br, I, At.
Wiki User
∙ 14y agoIt is diatomic. Most textbooks will omit this, since astatine's chemistry is irrelevant to anything besides nuclear medicine.
Wiki User
∙ 11y agoNo. it isn't. Astatine belongs to halogen family.
Wiki User
∙ 14y agoYes, astatine is a member of the halogens family, after F, Cl, Br, I.
Wiki User
∙ 14y agoAstatine is a halogen (group 17, period 6).
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What element has the symbol At?
The element with the symbol At is Astatine. Astatine is a Group 17(7) Halogen and is radioactive. It has 85 electrons in 6 shells, with 7 electrons in the outer shell.
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.
How many atoms are halogen molecules made of?
There are 2 atoms which make up a single molecule of a halogen. Fluorine, Chlorine, Bromine, Iodine and Astatine all exist as X2 , or diatomic molecules.
If nothing is as effective as stating the obvious but with less than one ounce of this halogen existing on Earth what is this element?
Astatine
What is a sixth period halogen?
Astatine is the 6th period halogen.
What element is most similar to astatine?
Astatine is similar to the halogen family
What type of element is astatine?
Astatine is an element with the symbol At.
What the element is halogen?
Astatine, the always radioactive one.
What halogen is in period 6?
This chemical element is astatine (At).
What element is the rare halogen?
Astatine, the always radioactive one.
What halogen is located in the second period?
Iodine, element number 53 is the halogen (Group 17) element in period 5.
Is the element of iodine is a halogen?
Yes, iodine is a halogen. It is the 4th element in group 7. Fluorine, chlorine, bromine , iodine and astatine are all halogens.
What element has the symbol At?
The element with the symbol At is Astatine. Astatine is a Group 17(7) Halogen and is radioactive. It has 85 electrons in 6 shells, with 7 electrons in the outer shell.
What is an example of the halogen family solid element at room temperature?
Iodine, Astatine, Uus
What element has a electron of 85?
The element with the atomic number 85 is Astatine (At). Astatine is a Radioactive Halogen in Group 17(7) of the Periodic Table. Astatine has 85 electrons in 6 shells with 7 electrons in the outer shell. Astatine is the third radioactive element on the Periodic Table.
What is the 85th element on the Periodic Table of Elements?
The 85th element on the Periodic Table of Elements is astatine (At). It is a highly radioactive element and the heaviest known halogen. Astatine is rare and is primarily produced as a result of decay processes in uranium ores.
Which element has the largest radius in the halogen family?
Astatine, with a molecular weight of 210 amu.
