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The element with atomic number 85 is astatine, symbol At
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∙ 16y ago
Wiki User
∙ 9y agoWiki User
∙ 9y ago'At' is the 85th element. It is placed in group-17 and period-6.
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Astatine has 85 protons what is the atomic number?
The atomic number is the number of protons, so the atomic number of astatine is 85.
What is the atomic mass of Rb?
Rubidium is a metal element. Atomic mass of it is 85.
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 element has 75 protons in period 6 of the periodic table?
At-Astatine Because it is the 85th element of the periodic table. That means that it has 85 protons and 85 electrons
How many protons an electrons are in astatine?
Protons/Electrons: 85 Number of Neutrons: 125
What is the atomic number of astaine?
Astatine, chemical symbol At, has an atomic number of 85.
What is the atomic mass number in Rubiduim?
Rubidium is a meta element. Atomic mass of it is 85.
Astatine has 85 protons what is the atomic number?
The atomic number is the number of protons, so the atomic number of astatine is 85.
What element has more than 50 but less than 75 protonsand it is in group 17?
That would be iodine with an atomic number of 53. The next group 17 element is astatine with atomic number 85.
What element has an atomic mass of 85?
Rubidium
What is the atomic number of astatine?
The atomic number of astatine (At) is 85.The atomic weight of At is 210 grams per mole.See the Web Links to the left of this answer for a periodic table with more information about this element!
What is the atomic mass of rubedium?
Rubidium is a metal element. Atomic mass of it is 85.
What is the atomic mass of Rb?
Rubidium is a metal element. Atomic mass of it is 85.
What family does astatine belong to?
Astatine is an element in the periodic table, belonging to group 7.It has an atomic number of 85.
What element has a mass number of 85?
Rubidium is a metal element. Mass number of it is 85.
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?
The element with atomic number 85 in the Periodic Table is Astatine (At). Astatine is the second radioactive element, but is not synthesised. It is part of the Group 17 - Halogens family. It has 85 electrons in 6 shells with 7 electrons in the outer shell.
