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Which element has one valenece electron?
Hydrogen, lithium, sodium, potassium, rubidium, cesium, and francium have one valence electron.
Does a reaction occur between rubidium and lithium chloride?
Yes, a reaction occurs between rubidium and lithium chloride. When rubidium metal comes into contact with lithium chloride, a single displacement reaction takes place where rubid破um replaces lithium in lithium chloride, forming rubidium chloride and lithium metal.
What atom has one valence electron?
hydrogen and the alkali metals lithium, sodium, potassium, rubidium, cesium, and francium all have one valence electron.
Why does rubidium have a larger atomic radius than lithium and iodine?
Rubidium has a larger atomic radius than lithium and iodine primarily because it is located further down the periodic table, in group 1. As you move down a group, additional electron shells are added, increasing the distance between the nucleus and the outermost electrons. Although iodine is larger than lithium, it has a higher nuclear charge, which draws its electrons closer, resulting in a smaller atomic radius compared to rubidium. Thus, the combination of more electron shells and weaker effective nuclear charge in rubidium leads to its larger atomic radius.
Which elements have one valence electron?
In addition to hydrogen, all elements in Group I of the periodic table have one valence electron. They are lithium, sodium, potassium, rubidium, cesium, and francium. The farther you move right on the periodic table the more valence electrons. For example, elements in Group VII have 8 valence electrons except helium.
What elementare in the alkali metal family?
Lithium (Li), Sodium (Na), Potassium (K), Rubidium (Rb), Cesium (Cs), and Francium (Fr) are elements in the alkali metal family. They are highly reactive, soft metals that readily lose their outer electron to become positively charged ions.
Which of the alkaline metals potassium lithium rubidium or sodium has the highest electronegativity?
This metal is rubidium.
Are The first four elements in the alkali metal family have the same number of electron orbits?
No, the first four elements in the alkali metal family—lithium (Li), sodium (Na), potassium (K), and rubidium (Rb)—do not have the same number of electron orbits. Lithium has 2 electron orbits, sodium has 3, potassium has 4, and rubidium has 5. As you move down the group, each subsequent element has an additional electron orbit, leading to increased atomic size and different physical properties.
Which other elements contain the same number of outer electrons as sodium?
Elements in the same column as sodium in the periodic table, such as lithium and potassium, also contain one outer electron.
What are sodium lithium and rubidium collectively known as?
Lithium, sodium, potassium, rubidium and cesium are collectively known as the alkali metals.
Are there alternatives to sodium?
Lithium, Sodium, Potassium, Rubidium, Cesium, and Francium all share the same group, one valence electron, so they will all have similar characteristics.
Is lithium family a very reactive group of mostly nonmetals whose atoms have 7 valence electrons?
No, the lithium family is not a reactive group of mostly nonmetals with 7 valence electrons. The lithium family, also known as the alkali metals group, includes lithium, sodium, potassium, rubidium, cesium, and francium. These elements are metals and have 1 valence electron.
