20. Zebras = zinc. 5 ... 5 Aluminium is more reactive than iron and zinc but less reactive than calcium and magnesium. metals; reactive; iron; copper; zinc; platinum; 0 like 0 dislike. 3)Reaction of zinc metal with iron sulphate solution. In 2009 in the United States, 55% or 893,000 tons of the zinc metal was used for galvanization. Zinc is more reactive than iron or steel and thus will attract almost all local oxidation until it completely corrodes away. Under most conditions, aluminum is "more reactive", in the sense that metallic aluminum will replace iron in solution, thus 'precipitating' iron. Zn (s) + FeSO4 (aq) → ZnSO4 (aq) + Fe (s) answered Feb 21, 2016 by anonymous. Which metal is more reactive: iron or zinc? I have a rhyme for remembering some of the reactivity series, it's quite long but certainly works! Answer Save. Actually. 21. A protective surface layer of oxide and carbonate (Zn 5 (OH) 6 (CO 3) 2) forms as the zinc … Cages = copper. sodium loses its outer electron much more easily than iron loses two of its outer electrons, consequently, sodium is a much more reactive metal than iron. 1. asked Apr 20, 2020 in Chemistry by ♦ Tedsf Diamond (53,608 points) | 98 views. KS3 Chemistry Materials Extracting Metals Lesson Progress 0% Complete Many objects we use in our everyday lives are made of metal. More reactive metals have a greater tendency to lose electrons and form positive ions . The reactivity series of metals towards oxygen is a list of metals according to their reactivity with oxygen. It is because zinc is more reactive than iron, therefore it displaces iron from it's solution of iron sulphate and a grey precipitate of iron and a colourless solution of zinc sulphate is formed. Little = lithium. Zinc or silver? Put the metals used (magnesium, copper, iron, zinc) in order from the least reactive to the most reactive. Best Answer. Question 3. 1 decade ago. Copper: Copper does not displace any metal therefore it is the least reactive. 2:21 practical: investigate reactions between dilute hydrochloric and sulfuric acids and metals (e.g. The more reactive a metal is towards oxygen, the more vigorously it burns in oxygen. 4 Explain why this alloy is harder than the pure metal Y. So zinc is more reactive than iron and copper. Charlie's = calcium. Silver forms black Ag2S (silver sulphide) and copper form greenish layer of basic copper carbonate CuCO 3. Which alkali metal is the most reactive out of lithium, sodium and potassium? [1 mark] Temperature rise = oC . become stronger reducing agents. True or False. e.g. A less reactive metal cannot displace a more reactive metal from its salt solution. Which metal is less reactive: copper or iron? Relevance. (i) These metals get corroded. The reactivity series. Metal A + Metal B in compound ---> Metal B + Metal A in compound. The metals placed above hydrogen in the series can displace it from acids such as HCl and H 2 SO 4 (since they are more reactive). Others, like palladium, platinum and gold do not react with the atmosphere at all. 3. In a reactivity series, the most reactive element is placed at the top and the least reactive element at the bottom. Important uses of Reactivity Series Apart from providing insight into the properties and reactivities of the metals, the reactivity series has several other important applications. The most reactive metals, such as sodium, will react with cold water to produce hydrogen and the metal hydroxide: 2 Na (s) + 2 H 2 O (l) →2 NaOH (aq) + H 2 (g) Metals in the middle of the reactivity series, such as iron , will react with acids such as sulfuric acid (but not water at normal temperatures) to give hydrogen and a metal salt , such as iron(II) sulfate : Answer. For example, In the above reactions, zinc (Zn) and magnesium (Mg) are more reactive than copper (Cu), hence they replace copper from its solution. Zinc is more reactive than Cu and Fe metal. The Questions and Answers of Which is more reactive ? So aluminium is more reactive than zinc. Li Li+ Going from bottom to top, the metal's: reactivity increases. The more reactive a metal, the more easily it loses electrons to form a positive ion, an electron loss is a process called oxidation. 2. Metals Metal Ion Reactivity. Metal A is more reactive than Metal B. Name any five objects used in our everyday life which are made of metals. Add your answer and earn points. 19 SPECIMEN MATERIAL Turn over Turn over for the next question . [NCERT] Answer: Zinc is more reactive than copper, so it displaces Cu from CuSO4 solution and blue colour of CuSO 4 turns to colourless due to … Answer. Which metal is more reactive iron or zinc Get the answers you need, now! Some metals are more reactive than others. Calcium 2. So, we need to take the metals out from the rocks in order to use them to make useful objects. [2 marks] 0 1 . And = aluminium. This third displacement reaction can be used for any metal that appears lower than itself on the table. Reactivity is depends upon a number of factors…it may be size,number of electrons ,EN value etc On comparing Magnicium with Zn. The more reactive metal will displace the other metal from the solution of its metal salt. 19. As metals are stored in … The bigger the difference in reactivity of the two metals, the larger the voltage produced. If a metal and metal solution react, the more reactive metal will displace the less reactive metal from solution. Reactivity Series of Metals. When a strip of zinc metal is placed in iron sulphate solution,then a displacement reaction take place to form zinc sulphate solution and iron metal. Hence, by observing how vigorously the metals react with oxygen, we can arrange the metals according to their reactivity towards the oxygen. magnesium, zinc and iron) (e) Extraction and uses of metals. The further apart the two metals appear, the more vigorous the reaction. From the following list you provided the most reactive: 1. The higher up the metal, the more reactive it is: Please = potassium. Both Calcium and Zinc are electropositive metals forming compound mainly by transfer of electrons. If the metal in solution you start with is formed from a more reactive metal than the metal to be added, no reaction will occur. If the answer is not available please wait for a while and a community member will probably answer this soon. 2:22 (Triple only) know that most metals are extracted from ores found in the Earth’s crust and that unreactive metals are often found as the uncombined element flag reply. These metals are found trapped in rocks. Answer. Give the ionic equations for the reactions and explain why they are redox reactions. Zinc is placed above iron in the reactivity series. 1 answer. Utensils, Pencils, Bottles, Nail cutter, and Wires are the objects used in our everyday life which are made of metals. Predict the temperature rise when aluminium is reacted with dilute hydrochloric acid. When zinc is added to solution of Iron (II) sulphate, the colour of iron sulphate solution changes. are solved by group of students and teacher of Class 10, which is also the largest student community of Class 10. Iron: Iron displaces copper from its solution. Which is more reactive copper, zinc, iron, cobalt, nickel? Copper is less reactive than Iron. Chemistry, 17.02.2021 21:50 bhavya1650. This shows magnesium is more reactive than zinc and both metals are more reactive than hydrogen. The metals in the bottom left corner of the periodic table is the most reactive. Iron 4. Zinc can displace copper from copper sulphate solution and iron from ferrous sulphate solution. Name any two metals that are more reactive than iron. bhavyansh24 bhavyansh24 17.05.2020 English Secondary School Which metal is more reactive iron or zinc 1 See answer bhavyansh24 is waiting for your help. Lv 6. For example, Zinc can displace iron from ferrous sulphate solution to form zinc sulphate and iron Magnesium 3. If a piece of zinc metal is added to aluminium sulphate solution, no reaction takes place. Zinc. The following displacement reaction takes place. lose electrons more readily. Favourite answer. Monkeys = magnesium. If metal 1 is more reactive than metal 2 then the voltage measured is negative. Explain with suitable examples the chemical properties of non-metals. In order in your list from the most reactive to the least reactive is Potassium, Sodium, Calcium, Magnesium, Iron, Copper and Zinc. Lead = lead. Question 4. Which of these four metals is the least reactive: iron, copper, zinc or platinum? 7 Answers. The student’s results are shown in Table 3. Send = sodium. Answer. (iii) Aluminium is more reactive than iron yet there is less corrosion of aluminium as compared to iron when both are exposed to air. Why did the colour of copper (II) sulphate solution change, when zinc metal was dipped in it? The transition metals (such as iron, copper, zinc, and nickel) are slower to oxidize because they form a passive layer of oxide that protects the interior. In = iron. Answer: the elements at the left hand side of the periodic table is the most reactive and the elements at the right hand side is the least reactive. Now the outermost electron in zinc enters the d-orbital while that of Calcium enters s-orbital. This is the Reactivity Series. [NCERT] Answer: Zinc (Zn) metal and aluminium (Al) metal are more reactive than iron. Zinc is more reactive than iron. When zinc is added to a solution of iron (II) sulphate, then the greenish colour of iron (II) sulphate solution fades gradually due to the formation of colourless zinc sulphate solution and alayer of iron metal is deposited on zinc. a) potassium, b) zinc. Zinc is more reactive than Iron. Element Reaction with dilute acids Magnesium Quickly Zinc More slowly Iron More slowly than zinc Copper Very slowly CU(OH) 2 . Play this game to review Metals. Adding a metal like copper to zinc ions will not displace the zinc since copper appears lower than zinc on the table. If metal 2 is more reactive than metal 1 then the voltage measured is positive. form positive ions more readily. We put then in order of their reactivity in a series that starts with the most reactive. Therefore, copper is less reactive than iron. Iron (/ ˈ aɪ ər n /) is a chemical element with symbol Fe (from Latin: ferrum) and atomic number 26. Zinc is more reactive than iron, but that is only part of the reason that it is used in the galvanization process, The best galvanization process is called hot dip because the iron is cleaned and then dipped into a flux-molten zinc bath.