Compare this with the coloured compounds of most transition metals. The atomic number of each element increases by one, reading from left to right. The elements have very similar properties: they are all shiny, silvery-white, somewhat reactive metals at standard temperature and pressure.. Members of a group typically have similar properties and electron configurations in their outer shell. 9.Explain, in terms of electron configuration, why the elements in Group 2 have similar chemical properties. The key difference between group 1 and group 2 elements is that all group 1 elements have unpaired electrons in their outermost orbital, whereas group 2 elements have paired electrons in their outermost orbital.. Groups 1 and 2 of the periodic table contain s block elements. The elements in Group 2 on the Periodic Table can be compared in terms of first ionization energy, electronegativity, and other general properties. There are several characteristics on which the target group is segmented. 1 The amounts of TDS and chloride should be increased by the concentrations of these constituents in the carriage water.. 2 BOD 5 is the biochemical oxygen demand at 20°C over 5 days and is a measure of the biodegradable organic matter in the wastewater.. The chemical properties of Group 2 elements are dominated by the strong reducing power of the metals. Chemical Properties of Oxygen. For a metal, alkali earth metals tend to have low melting points and low densities. ... With a two-sided positioning, both the functional product properties and the values or lifestyle are combined as position. Group 2 elements generally react to form compounds in which the group 2 element has an oxidation state of +2, beryllium will also do this but it has a tendency to form covalent rather than ionic compounds. The STP process has 3 elements to realize the segmentation. The alkaline earth metals are six chemical elements in group 2 of the periodic table.They are beryllium (Be), magnesium (Mg), calcium (Ca), strontium (Sr), barium (Ba), and radium (Ra). A) poor electrical conductivity and electronegativities greater than 1.7 0) good electrical conductivity and electronegativities less than 1.7 Included in the group two elements are Beryllium(Be), Magnesium(Mg), Calcium(Ca), Strontium(Sr), and Barium(Ba). (3) Both group 1 and group 2 elements produce white ionic compounds. Usually, there is no need to store these elements in oil, unlike the group one elements. The elements become increasingly electropositive on descending the Group. This page explores the trends in some atomic and physical properties of the Group 2 elements - beryllium, magnesium, calcium, strontium and barium. 1)11 2)17 3)12 4)18 26)Which group in the Periodic Table contains elements that are all gases at STP? Block Elements are organised into blocks by the orbital type in which the outer electrons are found. Alkali Earth Metals – Group 2 Elements. Period A horizontal row in the periodic table. Which properties are characteristic of Group 2 elements at STP? There are multiple ways of grouping the elements, but they are commonly divided into metals, semimetals (metalloids), and nonmetals. The Group 2 elements are all metals with a shiny, silvery-white colour. Key O = atom of oxygen = atom of hydrogen = atom of chlorine 28. At standard temperature and pressure (STP), two atoms of the element bind to form dioxygen, a colorless, odorless, tasteless diatomic gas with the formula O 2. That means; these elements have their outermost electrons in the s orbital. .ch two particle diagrams each represent a sample of one substance? You'll find more specific groups, like transition metals, rare earths, alkali metals, alkaline earth, halogens, and noble gasses. 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