Alkali metal - Wikipedia
WEBThe alkali metals consist of the chemical elements lithium (Li), sodium (Na), potassium (K), [note 1] rubidium (Rb), caesium (Cs), [note 2] and francium (Fr). Together with hydrogen they constitute group 1, [note 3] which lies in the s-block of the periodic table.
Alkali metal | Definition, Properties, & Facts | Britannica
WEB3 days ago · Alkali metal, any of the six elements of Group 1 (Ia) of the periodic table—lithium, sodium, potassium, rubidium, cesium, and francium. The alkali metals are so called because reaction with water forms alkalies (i.e., strong bases capable of neutralizing acids).
Alkali Metals: Elements in the First Column of the Periodic Table
WEBAug 29, 2023 · The alkali metals are a group of elements in the periodic table with similar properties: They are all shiny, silvery-white, highly reactive metals. The alkali metals are lithium (Li), sodium (Na), potassium (K), rubidium (Rb), cesium (Cs) and francium (Fr).
Alkali metal - Properties, Reactivity, Uses | Britannica
WEBJul 31, 2024 · The alkali metals have the high thermal and electrical conductivity, lustre, ductility, and malleability that are characteristic of metals. Each alkali metal atom has a single electron in its outermost shell. This valence electron is much more weakly bound than those in inner shells.
Alkali Metal Properties - Science Notes and Projects
WEBJan 27, 2016 · The alkali metals are the elements located in group IA of the periodic table (the first column). The key characteristic these elements share in common is that they all have one electron in the outer electron shell. This lone electron is loosely bound, making this a set of reactive metallic elements.
Alkali Metals - Properties of Element Groups - ThoughtCo
WEBNov 25, 2019 · The alkali metals are the elements located in Group IA of the periodic table. The alkali metals are lithium, sodium, potassium, rubidium, cesium, and francium.
20.4: The Alkali Metals (Group 1) - Chemistry LibreTexts
WEBThe alkali metals are potent reductants whose chemistry is largely that of ionic compounds containing the M+ ion. Alkali metals have only a weak tendency to form complexes with simple Lewis bases. …
Types and properties of alkali metal | Britannica
WEBalkali metal, Any of the six chemical elements in the leftmost group of the periodic table (lithium, sodium, potassium, rubidium, cesium, and francium). They form alkalies when they combine with other elements.
12.2: Group IA - Alkali Metals - Chemistry LibreTexts
WEBJul 18, 2023 · Li, Na, K, Rb, and Cs are all group IA elements, also known as the alkali metals. The seventh member of the group, francium (Fr) is radioactive and so rare that only 20 atoms of Fr may exist on Earth …
3.1: The Alkali Metal Elements - Chemistry LibreTexts
WEBThe Group 1 metals have a particular name: the alkali metals. This is due to the formation of alkali (basic) solutions upon their reaction with water. Table \(\PageIndex{3}\).1 lists the derivation of the names of the alkali metals.