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What is astatine oxidation number?
Astatine typically exhibits an oxidation state of -1, as it belongs to the halogen group on the periodic table. This means astatine gains one electron to achieve a full valence shell.
Oxidation number astatine?
Astatine has a valency of 1, because it is in group 7 and is part of the halogens. They say the group number is the number of valence, but the valency can't be 7. So they do 8 (the number of total outer shells allowed) - the group number if it's above 4. 8 - 7 = 1. And all the other halogens, in group 7 like fluorine, chlorine, bromine and iodine have a valence of 1. All in all, Astatine has a valency of 1.
How many neutrons and does astatine have?
Each isotope has a different number of neutrons. Number of neutrons = Atomic mass of the astatine isotope - 85
What is the reaction of astatine with iron?
Astatine is a reactive halogen element and would likely react with iron to form iron(III) astatide, in a similar manner to other halogens like iodine or bromine. Iron can exist in multiple oxidation states, but in this case, it would likely form a compound where astatine has a -1 oxidation state.
How many neutrons does Astatine 210?
Astatine-210 (At-210) has a mass number of 210. Since Astatine has an atomic number of 85, which indicates the number of protons, you can calculate the number of neutrons by subtracting the atomic number from the mass number: 210 - 85 = 125. Therefore, Astatine-210 has 125 neutrons.
What's another word for astatine atomic number 85?
Astatine atomic number 85 is also known as "astatine" - it is a highly radioactive element in the halogen group found on the periodic table.
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 oxidation number of xenon?
The oxidation number of xenon can vary depending on the compound it is in. Xenon typically has an oxidation number of 0 in elemental form (Xe), but it can also have oxidation numbers of +2, +4, +6, or +8 in different compounds.
How do you find the oxidation number for chlorine?
To find the oxidation number of chlorine, consider that chlorine typically has an oxidation number of -1 in its compounds. However, in certain situations, such as when bonded with oxygen or other halogens, chlorine can have different oxidation states. It's important to follow the usual oxidation number rules and balance the charges in the compound to determine the oxidation number of chlorine.
Why is the color of astatine green yellow?
Astatine is not inherently green or yellow in color. Color arises from the absorption and reflection of light by atoms or molecules; for astatine, its color would depend on the specific conditions it is in, such as its oxidation state or the compounds it forms.
How many energy levels in a astatine?
Astatine has multiple energy levels, but the exact number depends on the context in which you are referring to them. In an atom, astatine can have multiple electron energy levels based on its electron configuration. In a nuclear context, astatine isotopes may have different energy levels related to their nuclear structure and decay modes.
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!
