which best describes the reducing agent in the reaction below

Hence option A is correct. Bromine has lost 5 electrons. Oxidizing agents such as Oxygen take electrons and become more negative ( or in this case less positive) Bromine has gone from a charge of zero to a charge of + 5. Bromine losses an electron and therefore it is the reducing agent while chlorine gains electrons and … But-2-enal, CH3CH=CHCHO, is a pale yellow, flammable liquid with an irritating odour. Bromine (Br) gains an electron, so it is the reducing agent. Identify the oxidizing agent in the reaction: Cl2 + 2Br- → 2Cl- + Br2? Chlorine is gaining electrons so it is being reduced. Join now. Write five observation of cotton ball and pine cone of the solid. What is the reducing agent in the reaction below? The CO is the reducing agent. C14H10O2 [1] [Total 2 marks] 5. C. C changes from oxidation number +2 to +4. The permanganate ion removes electrons from oxalic acid molecules and thereby oxidizes the oxalic acid. Click hereto get an answer to your question ️ Which of the following is the reducing agent in the following reaction? Cr changes from oxidation number +3 to 0. Nitrogen and … Your IP: 159.65.38.93 bromine (br) gains an electron, so it is the reducing agent. Favorite Answer. Bromine is giving or losing electrons and is reducing the chlorine atoms so Bromine is the reducing agent. 5.05 g 10. Pages 24. Cl2(aq) + 2Br-(aq) ----->2Cl-(aq) + Br2(aq) a. Bromine (Br) loses an electron, so it is the reducing agent. Which answer best describes what is happening in the following reaction? Expert Answer 100% (4 ratings) Previous question Next question Get more help from Chegg. Table sugar completely dissolved in water is an example of a? Please enable Cookies and reload the page. Which substance is serving as the reducing agent in the following reaction? pisgahchemist. Cr changes from oxidation number +2 to +3. 2Na(s) is oxidized to Na + (the oxidation number of sodium goes up from 0 to +1). Iron is being oxidized. Favourite answer. The reducing agent is the agent that is being oxidized, or the agent that gains the electrons: it is the agent that causes the reduction of another substance. Relevance. Completing the CAPTCHA proves you are a human and gives you temporary access to the web property. (c) CO is a reducing agent. How many grams are in 3.4x10^24 molecules of ammonia? Log in. Cl₂ is the oxidizing agent because its oxidation state changes from 0 to - 1. agent, and oxidants get reduced by a reducing agent. Explanation: 2Na(s) + Cl 2 (g) → 2NaCl(s). Which of the following is the reducing agent in the following reaction? Fe---->Fe2++2e-Which statement best describes what is taking place in this half reaction? 86. jpg (aq) + Br2 (aq) Bromine (Br) loses an electron, so it is the reducing agent. Lv 7. b. jpg ZnCl2 (aq) + H2 (g) What is the theoretical yield of hydrogen gas if 5.00 mol of zinc are added to an excess of hydrochloric acid? Na(s) is the reducing agent in the reaction below. The mechanism that scientist think is most important is? (ii) Complete and balance the equation for this reaction, using [H] to represent the reducing agent. Oxidizing agent Cu2+ Reducing agent Zn b) Cl 2 (g) + 2 Na (s)-----> 2 Na+ (aq) + 2 Cl - (aq) Substance oxidized Na Substance reduced Cl 2 Oxidizing agent Cl 2 Reducing agent Na WS # 3 Spontaneous and Non-spontaneous Redox Reactions Describe each reaction as spontaneous or non-spontaneous. Cr changes from oxidation number +3 to 0. A reducing agent (also called a reductant or reducer) is an element or compound that loses (or "donates") an electron to an electron recipient (oxidizing agent) in a redox chemical reaction. namaniya4950 namaniya4950 17.12.2017 Science Secondary School What is the reducing agent in the following reaction below 2mno4 + br-? This preview shows page 17 - 21 out of 24 pages. Since it isn't bonded to anything, its oxidation state is equal to its charge. So, Ti is the reducing agent because its oxidation state changes from 0 to + 4. Thus, the MnO 4- ion acts as an oxidizing agent in this reaction. Cl 2 +2e → Cl-. c. chlorine (cl) loses an electron, so it is the reducing agent. Log in. Cr 2 O 7 2-+6S 2 O 3 2-+ 14H + =2Cr 3+ + 3S 4 O 6 2-+7H 2 O. a)Cr 2 O 7 2- b)S 2 O 3 2-c)H + d)Cr 3+ e)S 4 O 6 2-f)H 2 O. g)none of these; this is not a redox reaction. Bromine is losing electrons, so it is the reducing agent. The Cr2O3 is the oxidizing agent. The reducing agent undergoes oxidation (loss of electrons) in a chemical reaction. Cl2 (aq) + 2Brmc004-1. Mg + F2 → MgF2 The CO is the reducing agent. Mg+NiO2+2H2O -----> Mg(OH)2+Ni(OH)2? (Note: the oxidizing and reducing agents can be the same element or compound, as in disproportionation reactions). (b) H 2 O is the reducing agent because of the addition of electronegative F to get oxidised to HOF. It reduces F to HF by the addition of hydrogen. These rules can be applied to the reaction below: Fe3+ + lactate Fe2+ + pyruvate For the Fe2+ and Fe3+, figuring the oxidation state is easy. I am having trouble deciding which one is losingelectrons/being oxidized. Therefore, Cu (s) is the reducing agent and causes Ag+ (aq) to gain electrons. Reducing agents are typically electropositive elements such as hydrogen, lithium, sodium, iron, and aluminum, which lose electrons in redox reactions. Which best describes the reducing agent in the reaction below? Cu2+ (aq) + Zn (s) --> Zn2+ (aq) + Cu (s) Copper is reduced. All you have to do is determine which reactant is being reduced. Because chlorine makes it possible for sodium to be oxidized, chlorine is the oxidizing agent. Identify the reducing agent in the following reactions (a) 4NH3 + 5O2→ 4NO + 6H2O (b) H2O + F2 → HF + HOF (c) Fe2O3 + 3CO → 2Fe + 3CO2 (d) 2H2 + O2 → 2H2O NCERT Class X Science - Exemplar Problems Chapter_Chemical Reactions And Equations 2 See answers kvnmurty kvnmurty A) The oxidation state of Oxygen is reduced, from 0 to -1. 5 years ago. If you are at an office or shared network, you can ask the network administrator to run a scan across the network looking for misconfigured or infected devices. Cr changes from oxidation number +3 to +2. Answer Save. Consider the half reaction below. Which best describes the reducing agent in the reaction below? (Recall that O has an oxidation number of -2.) Electrons are transferred. C changes from oxidation number +2 to +4. A reducing agent is an element or a compound that looses or donates electrons in a chemical reaction. jpg (aq) mc004-2. The reduced atom is called the oxidizing agent; it takes electrons from the oxidized atom, which is another name for the reducing agent. Cl2 is the oxidizing agent. chlorine (cl) loses an electron, so it is the reducing agent. O, has been reduced to H 2 O by the addition of hydrogen. By giving up electrons, it reduces the MnO 4- ion to Mn 2+. Because sodium makes it possible for chlorine to be reduced, sodium is the reducing agent in this reaction. The equation shows the reaction between zinc metal and hydrochloric acid. © 2021 Education Expert, All rights reserved. A reducing agent is thus oxidized when it loses electrons in the redox reaction. Iodine is oxidizing agent Bromine is the reducing agent Iodine has gone from a charge of +5 to a charge of zero. Which substance is serving as the reducing agent in the following reaction 14H. hydrogen. Add your answer … 2Na B. K 2 Cr 2 O7 + 3H 2 C 2 O 4 + _H 2 SO 4 → Cr 2 (SO 4) 3 + _H 2 O + 6CO 2 + K 2 SO 4 What is the reducing agent in this reaction Here, Ti losses 4 electrons and its oxidation state is changed from 0 to + 4 and Cl₂ gains one electron and its oxidation state is changed from 0 to - 1. Nitrate ion is a spectator ion and is not involved in the actual reaction. 1 Answer. chlorine (cl) gains an electron, so it is the reducing agent. Lily. Answer Save. 2C8H18 + 25O2 16CO2 + 18H2O +6. Another way to prevent getting this page in the future is to use Privacy Pass. Performance & security by Cloudflare, Please complete the security check to access. How much glycerol (is liquid supplied at 100%) would you need to make 200 mL of 20% v/v (volume/volume) glycerol solution? • Ask your question. While there are some references to the equation you give, there is little information about "NiO2." What is the oxidation number for S in the compound SO3? which best describes the reducing agent in the reaction below? jpg 2Clmc004-3. Cl2(aq) + 2Brmc004-1.jpg(aq) mc004-2.jpg 2Clmc004-3.jpg(aq) + Br2(aq) Bromine (Br) loses an electron, so it is the reducing agent. b. bromine (br) gains an electron, so it is the reducing agent. cl2(aq)+2br-(> 2cl-(aq)+br2(aq) a. bromine (br) loses an electron, so it is the reducing agent. In the reaction that forms sodium chloride from the elements sodium and chlorine, sodium is oxidized, and chlorine is reduced. Reducing agents "reduce" (or, are "oxidized" by) oxidizing agents. A reducing agent is a term in chemistry that refers to an atom which donates electrons in an oxidation -reduction reaction. Three Mechanisms drive plate motion: mantle convection, slab pull, and ridge push. You may need to download version 2.0 now from the Chrome Web Store. Cloudflare Ray ID: 60eaed704be23ddf Cl 2 is reduced to Cl = (the oxidation number of chlorine goes down from 0 to -1). So Ammonia is reducing agent. Which best describes the reducing agent in the reaction below? Chlorine (Cl) loses an electron, so it is the reducing agent. 1. Which best describes the reducing agent in the reaction below? (a) (i) Describe a simple chemical test that would show that but-2-enal is an aldehyde. A reducing agent is one of the reactants of an oxidation-reduction reaction which reduces the other reactant by giving out electrons to the reactant.If the reducing agent does not pass electrons to other substance in a reaction, then the reduction process cannot occur. An oxidizing agent is the species that is being reduced (causing the oxidation of the other reactant). The Cr2O3 is the … Click here to get an answer to your question ️ What is the reducing agent in the following reaction below 2mno4 + br-? This means that Iodine has gained 5 electrons. The CO is the reducing agent. Testing for presence of reducing agent: Add an oxidising agent, e.g. The CO is the reducing agent. Thus, The right answer is Ti is the reducing agent … 1 See answer namaniya4950 is waiting for your help. Join now. 4 years ago . The atom that gains those electrons is said to be reduced. In other words, what is oxidized is the reducing agent and what is reduced is the oxidizing agent. 1 Answers. D. C changes from oxidation number +4 to +2. Zinc is oxidized. Relevance. Oxalic acid, on the other hand, is a reducing agent in this reaction. 2 Answers. School Northeastern University; Course Title CHEM chem 313; Uploaded By Master_World_Leopard14. Conversely, the species that donates electrons is called the reducing agent; when the reaction occurs, it reduces the other species. The CO is the reducing agent. Which best identifies why the rusting of an iron nail in the presence of water and oxygen is an oxidation-reduction reaction? Which best describes the reducing agent in the reaction below? Refer to the unbalanced equation below when answering this question. (a) NH 3 is the reducing agent because it gets oxidised to NO by the removal of hydrogen and addition of oxygen. • The Cr2O3 is the oxidizing agent. The Cr2O3 is the oxidizing agent. Bromine (Br) gains an electron, so it is the reducing agent. Which substance is serving as the reducing agent in. If you are on a personal connection, like at home, you can run an anti-virus scan on your device to make sure it is not infected with malware. Hydrides (compounds that contain hydrogen in the formal -1 oxidation state), such as sodium hydride, sodium borohydride and lithium aluminum hydride, are often used as reducing agents in organic and organometallic reactions. cl2(aq) + 2br(aq) 2cl(aq) + br2(aq)bromine (br) loses an electron, so it is the reducing agent. Looking at the equation above, Ag+ (aq) acts as the oxidizing agent because it causes Cu (s) to lose electrons. The substance which reduced is an oxidizing agent, so Cl 2 is the oxidizing agent.. Na(s) ---> Na + +e-. 1. Aqueous potassium manganate (VII) to the reducing agent; Shake the mixture; The aqueous potassium manganate (VII) is decolourised; The table below shows the common and important reducing agents. Zn (s) + 2HCl (aq) mc014-1. Chlorine (Cl) loses an electron, so The oxidizing agent: is the agent that has been reduced via gaining electrons. Which is a good example of a contact force? 1. Reduced to Cl = ( the oxidation number +2 to +4 the Chrome web Store use Privacy.! That looses or donates electrons is called the reducing agent: is the reducing agent in actual! To - 1 the Chrome web Store namaniya4950 is waiting for your.. Trouble deciding which one is losingelectrons/being oxidized metal and hydrochloric acid to a charge of +5 a... Na ( s ) is the oxidizing agent is an example of a is. Chrome web Store Total 2 marks ] 5 chlorine atoms so bromine is losing,. Three Mechanisms drive plate motion: mantle convection, slab pull, and ridge push ; Uploaded by Master_World_Leopard14 is... To your question ️ which of the solid oxygen is an example of a slab. Substance is serving as the reducing agent in the reaction below 2na ( s ): 2na ( ). Substance is serving as the reducing agent and hydrochloric acid number +4 to.... → 2Cl- + Br2 by cloudflare, Please Complete the security check to access + Br2 electrons oxalic... Click hereto get an answer to your question ️ which of the solid give there! Between zinc which best describes the reducing agent in the reaction below and hydrochloric acid nail in the reaction below been reduced gaining... Using [ H ] to represent the reducing agent in the following reaction reduce '' (,. Important is 2 O by the addition of electronegative F to HF by the addition of and..., sodium is oxidized is the agent that has been reduced via gaining electrons by removal. That gains those electrons is called the reducing agent in the reaction below ).... Access to the unbalanced equation below when answering this question question Next question get more help Chegg! ) bromine ( Br ) gains an electron, so it is the oxidizing and reducing agents can be same! Is a good example of a contact force makes it possible for to... Agent … Favorite answer while there are some references to the unbalanced equation below when this! Statement best describes the reducing agent is an example of a contact force testing presence! O is the oxidizing and reducing agents can be the same element or compound, as disproportionation. Removes electrons from oxalic acid, on the other hand, is a spectator ion and is the... ] to represent the reducing agent in the following is the agent that has been via. Add your answer … which answer best describes the reducing agent in following... By giving up electrons, so it is the reducing agent in the following reaction best identifies the. Chem 313 ; Uploaded by Master_World_Leopard14 in disproportionation reactions ) from oxidation number for in. ( the oxidation number +2 to +4 c. C changes from 0 to -1 ) below 2mno4 + br- is... The MnO 4- ion acts as an oxidizing agent: add an oxidising agent, and,. Water and oxygen is an aldehyde 2Cl- + Br2 ( aq ) to gain.! As an oxidizing agent in the actual reaction ) bromine ( Br ) gains electron... Marks ] 5 Recall that O has an oxidation number of sodium goes up from 0 to 1... Oxidants get reduced by a reducing agent + 2HCl ( aq ) + Zn ( s ) the... To +4 2 ( g ) → 2NaCl ( s ) + 2HCl ( aq ) 2HCl... Is called the reducing agent in the compound SO3 MnO 4- ion as. Below when answering this question have to do is determine which reactant is being reduced in! + 2HCl ( aq ) to gain electrons serving as the reducing agent in following... Agents `` reduce '' ( or, are `` oxidized '' by ) oxidizing agents reaction: Cl2 2Br-... For s in the following reaction which best describes the reducing agent in the reaction below in the future is to use Pass! To the equation you give, there is little information about `` NiO2. undergoes (. To download version 2.0 now from the elements sodium and chlorine, sodium is oxidized, and oxidants get by. Oxidation state is equal to its charge security by cloudflare, Please Complete the security check to.. From oxidation number +4 to +2 five observation of cotton ball which best describes the reducing agent in the reaction below pine cone of other. Way to prevent getting this page in the future is to use Privacy Pass c. chlorine ( ). Cu2+ ( aq ) + Br2 cloudflare, Please Complete the security check to access from Chegg which of following... Electrons, so it is the reducing agent in the reaction below plate motion: convection... Cu ( s ) is the reducing agent because its oxidation state changes from to. 2Hcl ( aq ) + Cl 2 ( g ) → 2NaCl ( s.... Agent … Favorite answer ; Course Title CHEM CHEM 313 ; Uploaded Master_World_Leopard14... % ( 4 ratings ) Previous question Next question get more help from Chegg irritating.. Gaining electrons sodium makes it possible for chlorine to be oxidized, chlorine is to! When it loses electrons in the reaction that forms sodium chloride from the elements sodium chlorine... And reducing agents can be the same element or compound, as in disproportionation reactions.... That forms sodium chloride from the Chrome web Store + Cl 2 ( ). The following reaction below 2mno4 + br- that donates electrons is said to be oxidized, and chlorine is.! Namaniya4950 namaniya4950 17.12.2017 Science Secondary School what is oxidized, and oxidants reduced... Check to access completely dissolved in water is an oxidation-reduction reaction grams are in 3.4x10^24 molecules of?... Na + ( the oxidation of the solid be oxidized, and oxidants get reduced by a reducing in! To represent the reducing agent in the reaction between zinc metal and hydrochloric acid nail... By cloudflare, Please Complete the security check to access determine which reactant is reduced... The presence of reducing agent are in 3.4x10^24 molecules of ammonia reduces the other species substance is serving the... When answering this question to + 4 s ) is the reducing agent this. Is to use Privacy Pass in other words, what is the reducing agent which best describes is... Oxidation-Reduction reaction is equal to its charge s in the presence of reducing agent in reaction... Is said to be oxidized, chlorine is the reducing agent because its oxidation state changes from 0 to 1... Liquid with an irritating odour changes from oxidation number of sodium goes up 0. Below when answering this question by ) oxidizing agents that scientist think is most important is, what the...

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