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Group one has one valence electron, and group two has two valence electrons
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∙ 12y ago
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What is the rule on finding valence electrons for groups 13-18?
The number of Valence electrons in the groups 3 to 12 is variable, and depends on the element that it is being bonded with.For example:If Iron (Fe) is going to form a compound with Sodium (Na), the Fe will act as though it has 7 valence electrons (i.e. it is willing two accept the one Na Valence electron).
How many valence electrons does the element cesium have?
A cesium atom has 1 valence electron. It is an alkali metal, and all alkali metals have 1 valence electron. The electron configuration for cesium is (Rn)7s1. The single electron in the 7s sublevel is its valence electron.
How many valance electrons does hydrogen have?
Hydrogen has only one electron. Just the one. And it is a valence electron.
How many valence electron does alkali metals have?
Alkali metals have one valence electron.
How many valence electrons does an atom of potassium have?
4
Hydrogen has how many valence electrons?
One. A hydrogen atom contains only one electron, and it is a valence electron.
How do the electron configurations of the transition metals differ from those of the metals in groups 1 and 2?
The elements in groups 1A and 2A have valence electrons in s-orbitals, while the elements in groups 3A-8A have valence electrons in p-orbitals.
The elements in group 7A have one valence electron true or false?
A valence electron, or valence electrons, are found in all of the elements. A valence electron is an electron located on the out most shell of an element (the valence shell). Most elements will have more than one valence electron. Oxygen, or O, has six valence electrons because its outer shell consists of six electrons.
How many valence electron does an excited potassium electron have?
one electron
How many numbers of valence electrons in potassium?
There is only one valance electron in potassium.
Does rubidium have one valence electron?
Yes. Rubidium is an alkali metal, and all alkali metals have one valence electron.
How many valence electrons does Na have?
One. Sodium is found in Group 1, which is characterized by having one valence electron, so by extension, potassium, rubidium, cesium, and francium also have one valence electron.
