d.) Predict the products formed in the single replacement reactions, determine the number of electrons being...
4. In each of the following reactions, identify the elements being oxidized or reduced, a) 4 Fe (s) + 3 O2(g) 2 FeO3 (5) (Oxygen is in its natural state.) Element being oxidized: Element being reduced: b) CuCl2 (aq) + Zn (s) → ZnCl2 (aq) + Cu (s) (Zinc and Copper are in their natural states.) Element being oxidized: Element being reduced: 21
For the following reactions, determine the species being oxidized or reduced, the balanced half reactions, and the balanced equation. Al(s)+Cu^2+(aq) -> Al^3+(aq)+CU(s)
Part A Classify each of the following as a combination, decomposition, single replacement, double replacement, or combustion reaction. Sort these reactions into the proper categories. AgNO3(aq) + NaCl(aq) AgCl(s) + NaNO3(aq) +. 2C6H6(1) + 1502 (g) 4. 12CO2(g) + 6H2O(g) Zn(s) + H2SO4(aq) ZnSO4(aq) + H2(g) 2H2O2 (aq) + 2H2O(1) + O2(g) H2(g) + Br2(g) → 2HBr(g) Combination Decomposition Single replacement Double replacement Combustion
For each of the reactions below, classify as a combination, decomposition, single replacement, or double replacement. 1. Ca(s)+C12(E) - CaCl2(s) 2. 2Cu(s) + O2(g) → 2C10(s) 3. Ca(NO3)2(ag) + H2SO4(ag) → 2HNO3(ag) + CaSO4(s) 4. NH3(aq) + HCl(ag) → NH4Cl(ag) 5. Hg(NO3)2(aq) + 2Nallag) — Hg!2(s) + 2NaNO3 lag) 6. AgNO3(ag) + NaCl(ag) – AgCl(s) + NaNO3(ag) 7. Zn(s) + H2SO4(ag) → ZnSO4(ag)+H2(E) 8. H2CO3(aq) CO2(E)+H20(1) 9. 2H20(1) ► 2H2(g) + 202(g) 10. 2Li(s) + 2H2000 2LIOH(aq) + Hala
RODOX EXAMINATION An oxidation-reduction reaction involves the (1) sharing of electrons (3) transfer of electrons (2) sharing of protons (4) transfer of protons In this reaction, CO→ 2 CO + O2 the oxidation number of carbon changes from: (1) 0 to +4 (3) +3 to 0 (2) +2 to +4 (4) +4 to +2 Which balanced equation represents a redox reaction? AgNO3 (aq) +NaCl (aq) →AgCl (s) +NaNO3 (aq) H2CO3 (aq)...
og han reactions to show the cancellation of electrons, write the balanced net ionic equation for the reaction that would occur between the oxidation of Al(s) and Co(NO3)2(aq). Be sure to me correct states in your final equations. How many electrons are transferred in this redox reaction (2 Points) What is oxidized and what ion is reduced in the chemical reaction in e? Oxidized Reduced
For each of the following redox reactions, determine which element is being reduced and which is being oxidized. (help it should be a one element answer!!) (a) MnO2(aq) + K2C2O4(aq) + 2 H2SO4(aq) → MnSO4(aq) + K2SO4(aq) + 2 CO2(g) + 2 H2O(l) element being reduced : Mn Correct: Your answer is correct. element being oxidized: ?? (c) 2 CrO3(aq) + 3 CH3CH2OH(aq) → Cr2O3(aq) + 3 CH3CHO(aq) + 3 H2O(l) element being reduced ?? element being oxidized ??
Quiz 4 10) Predict the products of the following single replacement reaction. Zn(s) + CoCl2(aq) A) No reaction occurs B) ZnCo(aq) + Cl2(g) C) Co(s)+ ZnCl2(aq) D) ZnCoCl2(aq) E) CoCl(aq)+ZnCI(aq) 11) What mass of CoH120s (glucose) is needed to prepare 450.mL of a 0.650 M solution of glucose in water? C) 52.7 g D) 0.293 g E) 125 g A) 0.692 g B) 293 g
Predict the products of the following single replacement reaction. Zn(s) + CoCl2(aq) O ZnCo(aq) + Cl2(9) O ZnCoCl2(aq) O CoCl(aq) + ZnCl(aq) O Co(s) - ZnCl2(aq) O No reaction occurs ype here to search о в е
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)