Reduction: Heating of oxides of metals to turn them into metal is known as Reduction. Cinnabar (HgS) is the ore of mercury. Reactivity Trend in the Periodic Table . These elements are located in the upper right and lower left corners of the periodic table and in certain element groups. The reactivity series is a series of metal elements, and sometimes carbon and hydrogen, that is arranged according to their reactivity. Both highly electropositive and highly electronegative elements have a strong tendency to react. The metals in the middle of the activity series (Zn, Fe, Pb, etc.) It is also known as activity series. A list of metals arranged in the order of their decreasing reactivity (activity) is called reactivity series. A more reactive metal will displace a less reactive metal from a compound. (i) Extraction of Metals of Least Reactivity: Mercury and copper, which belong to the least reactivity series, are often found in the form of their sulphide ores. Alloys. For example, magnesium metal can displace zinc ions in a solution. The organization of elements on the periodic table allows for predictions concerning reactivity. So, reactivity series of metals can be defined as a series of metals, in order of reactivity from highest to lowest. The reactivity series allows us to predict how metals will react. asked Oct 10, 2019 in Chemistry by Deepak01 ( … Reactivity series is the series of metals based on their reactivity from highest to lowest. Learn the reactivity series of metal through this simple yet effective mnemonic. Extracting Metals in the Middle of the Activity Series. The way, metals like sodium, magnesium and iron react with air and water is an indication of their relative positions in the ‘reactivity series’. Define activity series of metals. ... Reactivity Series of Metals and Non-metals. are moderately reactive. Copper glance (Cu 2 S) is the ore of copper. Mg(s) + Zn 2+ → → Zn(s) + Mg 2+ The interval between metals in the reactivity series of metals represents the reactivity of those metals towards each other. They are found in the earth’s crust mainly as oxides, sulphides or carbonates. A reactivity series is typically a vertically presented model with the most-reactive element placed at the top of the series and … Answer: Na Produced by the electrolysis of molten NaCl. KCl is added to reduce the melting point of NaCl. Metals are arranged in the reactivity series on the basis of displacement experiments performed on them. Each element in the reactivity series can be replaced from a compound by any of the elements above it. CBSE Class 10 - Ask The Expert. It is easy to extract metal from their oxide, as compared to their sulphides and carbonates. The arrangement of metals in the order of decreasing reactivities is called the reactivity series of metals. 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