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1 ... It is in the first group, therefor it only has one valence shell

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How many valance electrons are there in Fr plus?

Fr is in the 1st period. It removes an electron to get noble gas configuration. Fr+ does not have valence electrons.Francium has 1 electron in its outermost energy level. It donates its outermost electron to stabilize its electron configuration. Francium(I) has no valence electrons.


Where are valence electrons located and why are they so important?

Valence electrons are located in the outermost energy level of an atom. They are important because they determine the chemical properties of an element, such as its ability to bond with other atoms. Valence electrons participate in the formation of chemical bonds, which influence the reactivity and stability of elements.


What are the elements that have the same number of valence electrons?

The elements that have the same number of valence electrons are located in a group.The group number from the Periodic Table relates to the number of electrons in the valence shell.For example, elements in group 1 (H, Na, Li, K, Rb, Cs, Fr) all have 1 valence electrons and elements in group 7 (Cl, F, I, Br) have 7 valence electrons in its outer shell.


What has only one electron?

Hydrogen (H) only has one electron. If you are talking about valence electrons, all of the elements in group 1A on the periodic table have one valence electron (H, Li, Na, K, Rb, Cs and Fr).


How many electrons are in a francium ion?

The ion Fr+ has 86 electrons.


How many electrons are in the valence shell of francium?

Francium has one valence electron, its atomic no is 87 and it belong to Ist group of periodic table.


How many valence electrons are found in alkali metals Li Na K Rb Cs and Fr?

Alkali metals such as Li, Na, K, Rb, Cs, and Fr each have 1 valence electron. This is because they have a single electron in their outermost electron shell, making them highly reactive and likely to lose that electron to achieve a stable electron configuration.


The alkali metals have how many valence electrons?

1


Which is larger a hydrogen H atom or a francium Fr atom?

A francium atom (Fr) is larger than a hydrogen atom (H) due to the increase in number of protons and electrons, resulting in larger atomic size. Francium has more electron shells compared to hydrogen, leading to a greater atomic radius.


What is the Lewis dot diagram for Fr?

The Lewis dot diagram for Fr (Francium) would consist of one dot to represent its single valence electron. This electron is located in the outermost energy level of the atom.


What is the most metal rective atom?

Fr


Is one valence electron very reactive?

Yes, an atom with one valence electron is typically very reactive because it is seeking to gain or lose one electron to achieve a stable electron configuration. This makes the atom more likely to form bonds with other atoms to become more stable.