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3. In the following reactions, identify which of the elements are oxidized and which are reduced and enter the name of the element on the line. (3 points for each equation, 9 points total) a. 2Ca(s) + O2(g) - Cal is oxidized is reduced b. MnO2 (aq) + 4 HBr(aq) -Bra(l) + MnBr2 (aq) + 2 H2O(0) is oxidized is reduced C. Cl2(g) +2 NaBr(ag) 2NaCl(aq) + Br2 () (Here Cl is chlorine) is oxidized is reduced
I need answers of question 3-4.
2.) Benzoin was oxidized to benzil using copper chemistry however there are many different ways to oxidize alcohols to ketones. Many of these reaction conditions are well known, and are even named after the inventors. Name the following reactions with their proper names. DMS, NCS Et,N o 2AcOH R acetone 0 TR CI 2. NR 3.) Pyridinium Chlorochromate is a mild oxidizing reagent. Name one advantage to using PCC as a reagent, and one...
In each of the following reactions, identify which el- ement(s) are being oxidized and which are being reduced by assigning oxidation states. What was oxidized? What was reduced? C3H18 + 9 F2 → CF18 + 9H2 Global
a In the following reaction, identify which element is oxidized and which is reduced by assigning oxidation numbers: Ba(s)S(s)BaS (s) barium is reduced; sulfur is reduced barium is reduced; sulfur is oxidized barium is oxidized; sulfur is oxidized barium is oxidized; sulfur is reduced Submit b In the following reaction, identify which element is oxidized and which is reduced by assigning oxidation number 2Sr(s)02(g)> 2SrO(s) strontium is reduced; oxygen is reduced strontium is oxidized; oxygen is reduced strontium is oxidized;...
5) Determine which element is oxidized and which element is reduced in the following redox reactions. (4) Fe2O3 + CO ® Fe + CO2 Element oxidized ____________________ Element reduced _________________ Cr2O72- + H2C2O4 ® Cr3+ + CO2 Element oxidized ____________________ Element reduced ___________________ 6) Determine the balanced molecular, ionic and net ionic equations for the following single displacement (replacement) reaction. (9) (ME) Al(s) + HCl(aq) ® (IE) (NIE)
In the reaction Fe(s) + 2 Ag+ (aq) Fe2+(aq) + 2 Ag(8) a which species is oxidized and which is reduced? is oxidized is reduced Submit Submit Answer Try Another Version 9 item attempts remaining
Using the activity list included in this problem, which element/ion
is the most easily oxidized?
Part A Using the activity list included in this problem, which elemention listed below is the most easily oxidized? Sn (s)Sn2 (a2e Pb (s)-+ PbH (aq) + 2e Activity Series (2H (2 Cu(s) Cu2+(aq) + 2e H2 Cu+2 Pb +2 none of the above Submit Request Answer
Give the product expected when the following alcohol reacts with
pyridinium chlorochromate (PCC). (Assume that PCC is present in
excess.)
Give the product expected when the following alcohol reacts with pyridinium chlorochromate (PCC). (Assume that PCC is present in excess.)Give the product expected when the following alcohol reacts with pyridinium chlorochromate (PCC). (Assume that PCC is present in excess.)
In the following reaction, which element is oxidized? CH3CHO + H2O2 → CH3COOH + H2O Express your answer as a chemical symbol.
Consider the following reactions and determine which specie will be oxidized and which one will be reduced, also, determine the reducing agent, the oxidizing agent, which specie will be found at the anode and which one will be found at the cathode. How many moles of electrons are transferred and how many Faradays of energy will be required? 1. MnO, + NO, Mn + NO, Species oxidized Reduced Reducing Found at the Oxidizing Agent Agent Found at the anode cathode...