atomic number 19, K metal, metallic element - any of several chemical elements that are usually shiny solids that conduct heat or electricity and can be formed into sheets etc. carnallite - a white or reddish mineral consisting of hydrous chlorides of potassium and magnesium; used as a fertili...
Element Properties atomic number19 atomic weight39.098 melting point63.28 °C (145.90 °F) boiling point760 °C (1,400 °F) specific gravity0.862 (at 20 °C, or 68 °F) oxidation states+1, −1 (rare) electron configuration2-8-8-1 or 1s22s22p63s23p64s1 ...
Potassium (pronounced /pɵˈtæsiəm/ po-TAS-ee-əm) is the chemical element with the symbol K (Latin: kalium, from Arabic: القَلْيَه al-qalyah "plant ashes" cf. Alkali from the same root, more commonly known in Modern Standard Arabic as بو...
Potassium 〖中文释义〗钾 〖英文释义〗An element that is in the alkali group of metals. It has an atomic symbol K,atomic number 19,and atomic weight 39.10. It is the chief cation in the intracellular fluid of muscle and other cells. Potassium ion is a strong electrolyte and i...
Potassium - two web buttons - chemical element with atomic number 19. It is represented by the symbol K,站酷海洛,一站式正版视觉内容平台,站酷旗下品牌.授权内容包含正版商业图片、艺术插画、矢量、视频、音乐素材、字体等,已先后为阿里巴巴、京东、亚马逊、小米、联
Element Data Atomic Symbol: K Atomic Number: 19 Atomic Weight: 39.098 amu Isotopes and ( Abundances): 39K ( 93.258%), 40K ( 0.012%), 41K ( 6.730%) 1 Atm Melting Point: 63.5 °C (146.3 °F) 1 Atm...Arevalo Jr., Ricardo
Potassium is the first element of the fourth period (row) in the periodic table. The atomic mass of potassium is 39.098 atomic mass units. It is denoted by the symbol ‘K’. The term potassium arises from a material called Potash. The element has been in use for hundreds of years. It...
Potassium is a chemical element; it has symbol K (from Neo-Latin kalium) and atomic number 19. It is a silvery white metal that is soft enough to easily cut with a knife.[6] Potassium metal reacts rapidly with atmospheric oxygen to form flaky white potassium peroxide in only seconds of...
There are very few uses for potassium as a pure element. However, compounds of potassium have many important applications, the most important of which is as a fertilizer. SYMBOL K ATOMIC NUMBER 19 ATOMIC MASS 39.0983 FAMILY Group 1 (IA) Alkali metal PRONUNCIATION poe-TAS-see...
Potassium is a metal and is the seventh most abundant and makes up about 1.5 % by weight of the earth's crust. Potassium is an essential constituent for plant growth and it is found in most soils. It is also a vital element in the human diet. ...