The elements readily form divalent cations (such as Mg 2+ and Ca 2+). The group 1 of the periodic table contain six elements namely Lithium(Li), Sodium(Na),Potassium(K),Rubidium(Rb),Cesium(Cs) and Francium(Fr).These metals are called alkali metals because they form alkalies( i.e. Answer Save. Usually, there is no need to store these elements in oil, unlike the group one elements. False, 2. The alkaline-earth elements are highly metallic and are good conductors of electricity. BII. The reactions of the alkaline earth metals with oxygen are less complex than those of the alkali metals. It is used in the treatment of cancer. As one goes down the group, the atoms have more shells of electrons making the atom bigger and there is a decrease in effective nuclear charge with successive elements because of increased screening, and so the electrons are less firmly held to the nucleus. 1 decade ago. Like all members of a group, or family, the elements in Group 2 share certain common characteristics. Question: Why are the two words "alkaline" and "earth" used to name the group 2 metals? Find an answer to your question “Elements in group 2 are classified as alkaline earth metals. Alkaline earth metals Physical properties. Alkaline-earth metal, any of the six chemical elements that comprise Group 2 of the periodic table. 4 Answers. Heading to Group Two So we just covered the alkali metals in Group I. Group 1 metals are less reactive than group 2 metals. Overview. Group 2: The Alkaline Earth Metals Atomic radius Atomic radius increases down Group 2. 2 Answers. Recall the absorption spectrum of atomic H: sharp lines (some in the visible regions) are observed that correspond to an electronic transition from a lower energy level to a higher energy level. The nuclear charge increases when going from group 1 to group 2. Group 2: The Alkaline Earth Metals Atomic radius Atomic radius increases down Group 2. Lv 7. Reactivity increases down the group. Reactivity. Atomic Radius Trend. What it bonds easily with. All the elements in Group 2 have two electrons in their valence shells, giving them an oxidation state of +2. 8 mins. 112 160 197 215 222 Atomic Radii nm 113 160 197 … This is the second most reactive family of elements in the periodic table.Do you know why they are called alkaline?When these compounds are mixed in solutions, they are likely to form solutions with a pH greater than 7. Alkaline Earth Metals: Group 2 on the periodic table of elements, although they are less reactive than the alkali metals About Alkaline Earth Metals The alkaline earth metals are group 2 on the periodic table. Favourite answer. Alkali Earth Metals – Group 2 Elements. The alkaline earth elements are the metallic elements found in the second group of s-block after the group (1 A). Each metal is naturally occurring and quite reactive. The lanthanides (rare earth) and actinides are also transition metals. If the Group 1 elements all have one electron in their outer orbital, we can predict that the Group 2 elements will have two electrons in that outer shell. True or False: Group 18 elements are very unreactive elements known as TRANSITION METALS. Uses of Alkaline earth metals. Group 2 elements share common characteristics. Sr - Strontium Ba - Barium Ra - Radium (Radioactive) These metals are known as alkaline earth metals as their oxides are alkaline and occur in earth crust. Group one elements form basic (alkaline) solution when react with water or we can say the oxides of group first elements are basic in nature, as they liberate hydroxide ion. Relevance . The alkaline earth metals (beryllium, magnesium, calcium, strontium, barium, and radium) constitute group 2 of the periodic table. A bivalent element, beryllium is a steel grey, strong, light-weight yet brittle, alkaline earth metal. Group 2 elements. All group 2 elements except barium react directly with oxygen to form the simple oxide MO. These metals are silver and soft, much like the alkali metals of Group 1. The alkaline earth metals are all shiny, silver-white … Alkaline Earth Metals-Atomic Properties. Chemical Properties of Alkaline Earth Metals. Group 2 elements are called alkaline metals because they form alkaline solutions, hydroxides, when reacting with water and their oxides are found in the earth’s crust. Relevance . They are all similar in their color of silvery/white metals and react with water to form alkaline solutions. GROUP 13 elements are the alkaline earth metals. The elements in Group 2 are called the alkaline earth metals. The alkaline earth metals comprise the group 2 elements. Radium was discovered from the ore pitchblende by Madam Curie. Reactions of Alkaline Earth Metals. False, noble gases. greendawn. These metals … Although many characteristics are common throughout the group, the heavier metals such as Ca, Sr, Ba, and Ra are almost as reactive as the Group 1 Alkali Metals. The basic metals are similar to transition metals but tend to be softer and to hint at nonmetallic properties. Atomic radius increases down the group Mg–Ba Explanation: the number of shells of electrons increases in each element as the group is descended. Another point mentioned in the book by Bahadur, under the chapter "s-Block Elements - The Alkali Metals", under Complex Ion Formation is that the Group 1 metals, i.e., the alkali earth metals have a larger size, low nuclear charge and hence don't tend to form complexes too easily. Group 2 contains soft, silver metals that are less metallic in character than the Group 1 elements. The alkaline earth metals are beryllium, magnesium, calcium, strontium, barium and radium. 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