Chemistry 10 Dr Scholefield Chapter 4 Worksheet Part A Homework is not collected or graded but should be worked on seriously every week Elements and the Periodic Table 1 Clues for crossword puzzle are on the back of this page 1 Clues to crossword Across 1 The character of the element Germanium 4 This transition metal has the symbol Ag 6 The latin name for lead 8 Oxygen is an element in this group 11 Superman s home planet also a noble gas 13 An element with metallic character found in Group VA 16 A transition element commonly used for electrical wiring 18 Metals can be drawn into thin wires they are 19 The name given to a row in the Periodic Table 20 Chlorine is an element in this group 21 At RT the element Nitrogen is in this physical state Down 2 Non metals are poor conductors they are 3 Elements with similar chemical reactivity may be found in the same 5 A non metallic element that is a liquid at RT 7 The character of the element Barium 9 This Group IA element is a gas at RT 10 Most metals can be found in this state at RT 12 Uranium is an element in this period 14 Person who first developed the Periodic Table 15 This element may be found in Period 5 Group IVA 17 This element has an atomic number of 78 2 Using the Periodic Table provided as a guide find one element that satisfies each of the descriptions below Although several answers are possible for some of these descriptions you don t need to write all of them down Write both element names and element symbols The element in Group IIIA Period 5 A transition metal in Period 5 A solid non metal The element with an atomic number of 74 A liquid halogen An element with properties similar to Al An alkaline earth metal A diatomic gas in Period 2 A metalloid in Period 4 A metal in Group IVA A noble gas An inner transition metal A monatomic gas A liquid metal An element that would chemically react with Na The element with an atomic mass of 6 94 amu A transition metal in Period 4 The chalcogen in Period 3 A noble or coinage metal
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