Alkali and Alkaline earth metals (Periodic Table of the by Monica Halka

By Monica Halka

Scientists categorize the chemical parts as metals, nonmetals, and metalloids principally in response to the weather' skills to behavior electrical energy at basic temperatures and pressures, yet there are different differences taken into consideration while classifying the weather within the periodic desk. The alkali metals, for instance, are metals, yet have such specified homes that they're given their very own category. a similar is correct for the alkaline earths.

Show description

Read or Download Alkali and Alkaline earth metals (Periodic Table of the Elements) PDF

Best inorganic books

Combinatorial methods for chemical and biological sensors

Sensing fabrics play a key function within the profitable implementation of chemical and organic sensors. Written through admired participants to the sphere, Combinatorial tools for Chemical and organic Sensors files the impression of combinatorial equipment for the layout of latest polymeric, inorganic, organic, and formulated sensing fabrics.

Encyclopedia of Inorganic Chemistry

The last word source on inorganic chemistry – new and entirely revised, 10 years after booklet of the 1st variation the 1st version of the Encyclopedia of Inorganic Chemistry taken care of the weather of the periodic approach in alphabetical order, with a number of entries for key components. The articles from the 1st variation have been written greater than 10 years in the past and all parts of inorganic chemistry have obvious this sort of full of life improvement that it used to be essential to replace so much articles and so as to add numerous new articles.

Extra info for Alkali and Alkaline earth metals (Periodic Table of the Elements)

Sample text

The Discovery and Naming of Alkali Metals Sodium and potassium salts were known to ancient people. For example, in the Hebrew story of Lot and his family fleeing the destruction of the cities of Sodom and Gomorrah (Genesis, chapter 19, verse Lithium is a soft, silvery-white, solid element. (Martyn F.  . ” The symbol Na for sodium comes from the Latin name for sodium, natrium. The symbol K for potassium comes from its Latin name, kalium. In the first decade of the 1800s, Sir Humphrey Davy established himself as a careful experimenter in the field of electrochemistry.

Lithium hydroxide’s light weight and relatively low cost have recommended it over other alkali hydroxides, any of which could do the same job. Lithium hydroxide is water soluble, however, which is undesirable in situations where less care might be taken to keep it dry. The Toshiba company has been working on a lithium silicate absorption device that could turn out to be cost-effective for use in absorbing CO2 from car exhaust. The difficulty is in making a device small enough to fit in a typical automobile exhaust system.

Sodium azide (NaN3) is used as the source of nitrogen gas to inflate automobile air bags. Excitation of sodium atoms produces the yellow light seen in fireworks and street lamps. The subject of sodium atoms is found in much current scientific research. The transfer of angular momentum from laser light to particles was first accomplished in a small cloud of sodium atoms. Sodium metal has a very high reactivity (although it is not as reactive or as hazardous as potassium, rubidium, or cesium). An important use of the metal is to reduce the ores of less active metals to their neutral state.

Download PDF sample

Rated 4.36 of 5 – based on 21 votes