odorless in their pure forms have allotropic forms (forms simple substances) non-malleable and non-ductile (can't bend or form it) polonium is a semiconductor all are solid (at room temperature) except oxygen sulfur is an insulator they tend to gain two electrons and form a A) True B) False Ans: B Difficulty: Easy 73. Learning Made Easy. The group 6A elements possess the general outer-electron configuration ns 2 np 4 with n ranging from 2 to 6. The alkaline earths are the elements located in Group IIA of the periodic table. For the group 6A elements, what is the trend in electronegativity with increasing atomic number? As with the alkali metals, the properties depend on the ease with which electrons are lost. Rank from strongest to weakest reducing agent. Order the group 6A elements according to their ability to act as a reducing agent. The alkali metals react with the nonmetals in Group VIIA (F 2, Cl 2, Br 2, I 2, and At 2) to form ionic compounds or salts. Dec. 11, 2020. Physical Science. STUDY. The alkaline earths possess many of the characteristic properties of metals. True or False? Thus, these elements attain a noble-gas electron configuration by adding two electrons, which results in a –2 oxidation state. What is the valence electron configuration of Group 6A (16) elements? P. Which species has the following electronic configuration: 1s2, 2s2, 2p6, 3s2, 3p3 ? What Group 6A elements are semiconductors?a)selenium and poloniumb)tellurium and poloniumc)sulfur and selenium. The group 6A, also called group 16, elements are oxygen, sulfur, selenium, tellurium, polonium, and element 116. A) London dispersion forces B) ion-dipole forces C) ionic bonding D) dipole-dipole forces E) hydrogen bonding Oxygen group element, any of the six chemical elements making up Group 16 (VIa) of the periodic classification—namely, oxygen (O), sulfur (S), selenium (Se), tellurium (Te), polonium (Po), and livermorium (Lv). Period 4 elements have an inner electron configuration of [Kr]. There are 6 elements in group 6a including oxygen (O), sulfur (S), and selenium (Se), the metalloid tellurium (Te), and the metal polonium (Po). The columns with A (IA through VIIIA) are called the main group elements. 2 Na(s) + Cl 2 (g) 2 NaCl(s) Because they form salts with so many metals, the elements in Group VIIA are known as the halogens. • Atomic and Physical Properties and Their Trends • Atomic and Ionic Radii: The atomic and ionic radius increases as we move from oxygen to … Example: Chlorine reacts with sodium metal to produce sodium chloride, table salt. The thing to remember about a main-group element is that the group number tells you the number of valence electrons said element has.. Main-group elements are located in groups #1#, #2# and #13# through #18#.In your case, the group number is given using the old notation that makes use of Roman numerals to distinguish between main groups, #"A"#, and transition elements, #"B"#. Compared with Group 2A elements, Group 6A elements havea.more atoms in the ground state.c.more isotopes.b.more valence electrons. Because the group 6A elements are nonmetals, this is a common oxidation state. What is the molecular structure and the bond angle in ozone? 7 great instructional videos from 2020 and what makes them stand out False. Thus, these elements may attain a noble-gas electron configuration by the addition of two electrons, which results in a -2 oxidation state. Bromine is abbreviated by the two-letter symbol BR. The … Blog. oxygen, sulfur, selenium, tellurium Physical properties. Gain further understanding of how the structure of the Periodic Table can help you see trends in the properties of elements. Si, P, S, Al (i) Reactivity towards hydrogen: All the elements of Group 15 form hydrides of the type EH3 where E = N, P, As, Sb or Bi. The elements in this group have a silvery white color and tarnish on contact with air. General characteristics of the 6A group elements. If we talk about elements of group 6a , they have 6 electrons in the outermost shell as the group number indicates. group 6A elements 1 answer below » what are the chemical properties of oxygen family. ... 1 decade ago. Reactivity increases down the group. Phosphorus and arsenic can form dπππ–dπππ bond also with transition metals when their compounds like P(C2H5)3 and As(C6H5)3 act as ligands. Group 6A elements have the general electron configuration of ns 2 np 6. Gidz. Sulfur: [symbol-S atomic number-16 group-6A period-3] Selenium: [symbol-Se atomic number-34 group-6A period-4] Metals: the elements in group 1 − 12 and the left of diagonal elements stretch from boron to Tellurium. 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