They are all similar in their color of silvery/white metals and react with water to form alkaline solutions. Alkaline-earth metal, any of the six chemical elements that comprise Group 2 of the periodic table. Beryllium is unusual and is not studied at GCSE. Electronegativity Trend. Favourite answer. ALKALINE METALS. s-BLOCK ELEMENTS - ALKALINE EARTH METALS ELEMENTS OF GROUP 2. Alkaline Earth Metals? Pure samples of most of the alkaline earth metals can be obtained by electrolysis of the chlorides or oxides. Radium was discovered from the ore pitchblende by Madam Curie. The name “ alkaline ” comes from the fact that compounds of these elements form basic (pH greater than 7) or alkaline solutions when dissolved in water. Included in the group two elements are Beryllium(Be), Magnesium(Mg), Calcium(Ca), Strontium(Sr), and Barium(Ba). Group 2 elements are referred to as “ alkaline earth ” metals (tan column below). Answer Save. The alkaline earth elements are the metallic elements found in the second group of s-block after the group (1 A). True or False: Group 17 elements are highly reactive nonmetals known as HALOGENS . The second vertical column from the left in the periodic table is referred to as Group 2. The basic metals are similar to transition metals but tend to be softer and to hint at nonmetallic properties. However, all of these elements do occur naturally. Periodic Table: Trends in Group 2 Elements (alkaline earth metals) Chemistry Tutorial Key Concepts. All the alkaline earth metals have two electrons in their valence shell, so they lose two electrons to form cations with a 2+ charge. what is most similar about the alkaline earth metals?1) how many protons and ...” in Chemistry if you're in doubt about the correctness of the answers or there's no answer, then try to use the smart search and find answers to the similar questions. Atomic radius increases down the group Mg–Ba Explanation: the number of shells of electrons increases in each element as the group is descended. You will find the alkaline earth metals right next door in Group II. Ionic/Covalent more likely? 4 Answers. Heading to Group Two So we just covered the alkali metals in Group I. Like all members of a group, or family, the elements in Group 2 share certain common characteristics. For shortcuts to this section, see the alkaline earth metals. Alkaline earth metals Physical properties. True or False: Group 18 elements are very unreactive elements known as TRANSITION METALS. Alkaline Earth Metals-Atomic Properties. Alkali Earth Metals – Group 2 Elements. The Group 2 Alkaline earth metals are the 2nd group in the periodic table and are just before the transition metals. These metals are silver and soft, much like the alkali metals of Group 1. Reactions of Alkaline Earth Metals. It is primarily used as a hardening agent in alloys, most notably beryllium copper. 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. All the elements in Group 2 have two electrons in their valence shells, giving them an oxidation state of +2. Class 11. 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. True or False: Metalloids have properties of both metals and INNER TRANSITION METALS. A bivalent element, beryllium is a steel grey, strong, light-weight yet brittle, alkaline earth metal. The nuclear charge increases when going from group 1 to group 2. The alkaline earth metals are the elements that correspond to group 2 of the modern periodic table. Overview. 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. Favorite Answer. Group 2 The Alkaline Earth Metals. The name alkaline metal comes from the fact that the oxides of the heavier members of the group react with water to form alkaline solutions. Usually, there is no need to store these elements in oil, unlike the group one elements. Answer Save. Group 2 elements share common characteristics. Like the elements in Group 1 (the alkali metals), the elements in Group 2 are chemically active and are never found in nature in the elemental state. They are beryllium (Be), magnesium (Mg), calcium (Ca), strontium … The alkaline earth metals are very reactive, although less so than the alkali metals. Learn Videos. 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. It is used in the treatment of cancer. Group 2: The Alkaline Earth Metals Atomic radius Atomic radius increases down Group 2. Alkaline Earth Metals . The alkaline earth elements. 112 160 197 215 222 Atomic Radii nm 113 160 197 … 1 decade ago. 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. can you explain in some detail please? 2 Answers. They have low electron affinity. All group 2 elements except barium react directly with oxygen to form the simple oxide MO. The elements in Group 2 of the periodic table are called the alkaline earth elements. The vertical columns in the periodic table of the elements are known as groups. M-M(2+)+2e-(+2 oxidation state). Lv 7. The alkaline earth metals are all shiny, silver-white … This family includes the elements beryllium, magnesium, calcium, strontium, barium, and radium (Be, Mg, Ca, Sr, Ba, and Ra, respectively). True. False, 2. Group 2 Elements: Alkaline Earth Metals. Barium forms barium peroxide (BaO 2) because the larger O 2 2− ion is better able to separate the large Ba 2+ ions in the crystal lattice. Be - Beryllium Mg - Magnesium Ca - Calcium. Relevance . The chemical reactions of only magnesium and calcium are studied at GCSE. The alkaline earth metals are in group 2 of the periodic table. Find an answer to your question “Elements in group 2 are classified as alkaline earth metals. 8 years ago. They have 2 electrons in their outer shell and not … The number of protons in the nucleus of an atom. 112 160 197 215 222 Atomic Radii nm 113 160 197 … Group 2 Elements are called as alkaline earth meats because they are less reactive than that of group 1 metals. 8 mins. The elements readily form divalent cations (such as Mg 2+ and Ca 2+). Group 2: The Alkaline Earth Metals Atomic radius Atomic radius increases down Group 2. What it bonds easily with. The alkaline earth metals are six chemical elements in group 2 of the periodic table. With water to form alkaline solutions same factors as that of group 2 elements as “ alkaline metals. With oxygen to form alkaline solutions the 2nd group in the periodic table these metals similar. That correspond to group two so we just covered the alkali metals of group 1 the modern table! Less so than the group 2 elements 1 metals group 18 elements called..., calcium, strontium, barium and radium comprise the group 2 the! 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