Alkaline earth metal an overview sciencedirect topics. For example, the chalcogens can be called the oxygen group or oxygen family. Properties and characteristics alkaline earth metals in their pure. As with the alkali metals, the properties depend on the ease with which electrons are lost. The alkalineearth elements are highly metallic and are good conductors of electricity. Watch alkaline earth metals school movie on chemistry prime. The elements we used were the ones from the alkaline earth metal group. They are beryllium be, magnesium mg, calcium ca, strontium sr, barium ba, and radium ra. What are the similar properties of alkaline earth metals. Alkaline earths have low electron affinities and low electronegativities. Properties of the alkaline earth metals the alkaline earths possess many of the characteristic properties of metals. Prior to the 19th century, substances that were nonmetallic, insoluble in water, and. All of these are covered in separate essays within this book.
This book is creative commons attribution license 4. Group 2 elements are referred to as alkaline earth metals tan column below. Alkaline earth metals get the name alkaline because of the basic nature of the compounds they form when bonded with oxygen. Structurally, they have in common an outer sorbital which is full. In this online shaneahmad discuss about 2nd year chemistry chapter 2 sblock elements topic 2. Fsc chemistry book 2 trends in chemical properties of. Alkaline earth metals are group 2 elements with 2 valence electrons. Start studying chapter 17 elements and the periodic table. We can sort the elements into large classes with common properties. Alkaline earth metals share many similar properties including. This is a wikipedia book, a collection of wikipedia articles that can be easily saved, imported by an external electronic rendering service, and ordered as a printed book. The alkaline earth metals group 2 2012 book archive. Click the links or see below for more details on each. Alkaline earth metalsa group of chemical elements in the periodic table with similar properties.
How it works alkaline earth metals defining a family. Alkaline earth metals chemistry for nonmajors lumen learning. Alkalineearth metal physical and chemical behaviour. Why do all the elements of alkaline earth metal have similar properties. The alkaline earth metals provide a good example of group trends in chemical properties. They have a graywhite lustre when freshly cut but tarnish readily in air, particularly the heavier members of the group. The alkaline earth metals are six chemical elements in group 2 of the periodic table. Several important properties of the alkaline earth metals are summarized in table 21. State the periodic law and explain the organization of elements in the.
What are the properties of the alkaline earth metals. What is the most abundant elements of alkaline earth metals. Since my group worked only on cao, which in addition is a novel system in. Learn vocabulary, terms, and more with flashcards, games, and other study tools. This is the alkaline earth metals group 2, section 21. The alkaline earth metals introduction to chemistry lumen learning. Radium atomic number 88 has similar properties to barium and is also in. These are called alkaline earth metals, with similar properties among. They are beryllium, magnesium, calcium, strontium, barium, and radium. The elements are beryllium be, magnesium mg, calcium ca, strontium sr, barium ba, and radium ra. Chapter 17 elements and the periodic table flashcards. Alkaline earth metals are made up of two reactive outer electrons.
These properties will be discussed with regard to the alkaline earth metals, but another point. As with other groups, the members of this family show patterns in their. While not as reactive as the alkali metals, this family knows how to make bonds very easily. Elements are grouped together because they share similar properties. This experiment tested the theory that the elements in the periodic table are arranged in a manner in which the elements of a group share similar chemical properties. The elements of the alkaline earth metals include beryllium, magnesium, calcium, strontium, barium, and radium. Alkalineearth metal, any of the six chemical elements that comprise group 2 iia of the periodic table. This film shows the properties and reactions of alkaline earth metals in different experiments. Alkaline earth metals include beryllium be, magnesium mg, calcium ca, strontium sr, barium ba and radium ra.