Oxidation Numbers 1. Assign oxidation numbers to the atoms in each of the following. a) SO2...
16. Assign oxidation numbers to all the atoms in each of the following: a. HNO3 b. CuClb С. 02 d. H2O2 e. C,H120 f. Ag g. PbSO4 h. PbO2 i. Na2C204 j. CO2 k. (NH42Ce(SO4)3 . Cr2O3
Assign oxidation numbers to all of the atoms of each element in the following reaction a) Cu(s) + NO3-1(aq) => Cu+2(aq) + NO(g) The oxidizing agent in this reaction is_________________ The reducing agent is this reaction is_________________
Identify the species (atoms/ elements) undergoing oxidation and reduction in the following equations, assign oxidation numbers to each, and write balanced net ionic equations. a) Cu(s) Cu2+(aq) + 2e- b) Cl2(aq) + 2e- Cl-(aq) c) Cu(s) + Cl2(aq) Cu2+(aq) + 2Cl-(aq) d) 4CuO(s) + CH4(g) 4Cu(s) + CO2(g) + 2H2O(l) e) 2CuSO4(aq) + 4KI(aq) 2CuI (aq) + 2K2SO4(aq) + I2(aq) f) Cu2O(s) + Fe(SO4)3 (aq) + H2SO4(aq) 2CuSO4(aq) + 2FeSO4(aq) + H2O(l)
Name Date Class Redox Worksheet #1 - Assigning Oxidation Numbers Instructions: A. Assign oxidation numbers to all elements in both reactants and products. B. Determine if two elements change in oxidation number. If YES, the reaction is a REDOX reaction. Answer "C" and "D". If NO, the reaction is not a redox reaction. Go to the next example. C. Determine which element is oxidized and which element is reduced. D. Determine which element is the oxidizing agent and which element...
1.Assign all oxidation numbers for all atoms in the following reaction: a.PCl3 (l) + Cl2 (g) -> PCl5 (l) b. Cu (s) + 2AgNO3 (ac) -> Cu(NO3)2 (ac) + 2Ag (s)
For each of the following assign oxidation numbers to the individual elements: 1) Zn+Pb(NO3)2= Zn (NO3)2+Pb 2) Mg+ H2SO4= MgSO4+H2 3) 2 Zn+ 2 HCl=2 ZnCl2+ H2 4) Cu (NO3)2+2 Zn= Cu+ 2NO3
Hmwk 17 Name Find the oxidation numbers for the elements/compounds in the equations below. oxidized and what elements are reduced. Tell what elements are 1. N2 + На NH) 2. Na НО NaOH + На 3. НC + Mg MgCl На + H2SO 4. KOH + K2SO + На0 5. CaHio + O НО 6. KСO КСI O2 + 7. Cu Cu(NO3)2 + AgNO Ag + BaSO KNO3 K2SO4 + 8. Ba(NOs) + Fe(SCN) NaCl FeCl NaSCN 9. + BaCrO4...
< Worksheets redox practice.doc Oxidation and Reduction Practice In each of the following equations, indicate the element that has been oxidized and the one that has been reduced. You should also label the oxidation state of each before and after the process: 1) 2 Na + FeCl, à 2 NaCl + Fe 2) 2 CH2 +50à 4 CO2 + 2H2O 3) 2 PbS + 30, à 2 SO2 + 2 PbO 4) 2H2 + O, à 2 H,0 5) Cu...
For the reaction KCIO4 →KCI+20, assign oxidation numbers to each element on each side of the equation. Kin KCIO, K in KCl: Cl in KCIO, Cl in KCl: O in KCIO, O in 0, Which element is oxidized? Which element is reduced? OK OK Ос oo oo
Use the rules (in order) to assign oxidation numbers to each of the elements in the compounds below. hypochlorous acid H CI HCIO permanganate ion Mn O Mno4 arsenic acid H As o H3Aso4