Zn +Fecl __zncl + f
All of the following reactions can be described as displacement reactions except Select one: a. 2Na(s)...
QUESTION 5 All of the following reactions concerning alkali metals are correct except 2Na (s) + 2H2O (I) 2NaOH (aq) + H2 (g) 2NaH (s) 2Na (s)+ H2 (g) 2Na (s) + Cl2 (g) 2NaCl (s) Na (s) + O2 (g)NaO2 (s) 2Na (s)+ S (s)Na2S (s)
Which of the following are redox reactions? CO2(g) + 2H2O(l) H3O+(aq) + HCO3-(aq) 2CuS(s) + O2(g) Cu(s) + SO2(g) 2AgNO3(aq) + Cu(s) Cu(NO3)2(aq) + 2Ag(s) 2AgNO3(aq) + Na2SO4(aq) 2NaNO3(aq) + Ag2SO4(s) CO(g) + H2O(g) CO2(g) + H2(g)
Question 3 2.5 pts Which of the following are oxidation-reduction reactions? I. PCI; + Cl2 → PCI II. Cu + 2AgNO3 → Cu(NO3)2 + 2Ag CO2 + 2LiOH Li CO3 + H2O IV. FeCl2 + 2NaOH - Fe(OH)2 + 2NaCl III. I, II, III, and IV I and II o III I, II, and III IV
5. Given the following data determine the relative activities of the metals from ead series for Ca, Cd, Mg, and Ni (10 points). a. Identify each metal as more active or less active: Cu(s) + 2AgNO3 (aq) — 2Ag (s) + Cu(NO3)2 (aq) Fe (9) + CuSO4 (29) ► FeSO4 (aq) + Cu(s) Fe (9) + Zn(NO3)2 (aq) → no reaction b. Using the data from the first part of this problem, determine the activity Mg, and Ni. Deadende
Based on the activity series, which one of the reactions below will occur? Most reactive to least reactive Mn> Zn > Cr> Fe > Co > Ni > Sn> Pb > H2 > Cu > Ag > Hg > Pt > Au © Zn (s) + Mnl2 (aq) → Zn2 (aq) + Mn (5) SnCl2 (aq) + Cu (s) — Sn (s) + CuCl2 (aq) O 2AgNO3(aq) + Pb (s) — 2Ag (s) + Pb(NO3)2 (aq) O 3Hg (1) +...
rect Question 19 0/5 pt Which of the following are oxidation-reduction reactions? 1. PC13 + Cl2 PCIE II. Cu + 2AgNO3 - Cu(NO3)2 + 2Ag III. CO2 + 2LIOH -- Li2CO3 + H20 IV. FeCl2 + 2NaOH - Fe(OH)2 + 2Naci I and II 1.11, and III IV 1, 11, 111, and IV correct Question 20 0/5 pts Answer the following questions that refer to the unbalanced reaction shown below as it occurs in acidic solution: _Cr202- (aq) + __...
Which of the following are redox reactions? 2AgNO3(aq) + Cu(s) + Cu(NO3)2(aq) + 2Ag(s) 2Cus(s) + O2(g) + Cu(s) + SO2(g) 2AgNO3(aq) + Na2SO4(aq) + 2NaNO3(aq) + Ag2SO4(s) CO(g) + H2O(g) + CO2(g) + H2(g) CO2(g) + 2H20(1) + H30+(aq) + HCO3(aq)
Classify the type of reactions 1. Cu(s) + 4HNO3 (aq) -> Cu(NO3)2(aq) + 2H2O (l) + 2NO2(g) 2. Cu(s) + 4H3O+ (aq) + 2NO3- (aq) -> [Cu(H2O)6]2+ (aq)+ 2NO2(g) 3. [Cu(H2O)6]2+ (aq)+ NaOH (aq)-> Cu(OH)2 (s) + 5H2O (l) 4. Cu(OH)2 (s) (+ heat) -> CuO (s) + H2O (l) 5. CuO (s) + H2SO4 (aq) -> CuSO4 (aq) + H2O(l) 6. CuSO4 (aq) + Zn (s) -> Cu (s) + ZnSO4 (aq) 7. Zn (s) + H2SO4 (aq) -> ZnSO4...
For each of the following reactions, predict the sign of ΔS°. 2Na(s) + Cl2(g) → 2NaCl(s) KBr(s) → K+(aq) + Br−(aq) 2H2(g) + O2(g) → 2H2O(l) C2H2(g) + 4F2(g) → 2CF4(g) + H2(g)
6. Based on the activity series, which single displacement reaction will not occur? Mg(s) + 2HCl(aq) - MgCl2 (aq) + H2(g) SnBr2 (aq) + Zn (s) --- ZnBrz (aq) + Sn (s) Mg(s) + ZnCl2 (aq) --- MgCl, (aq) + Zn (s) Zn (s) + 2HNO, (aq) + 2AGNO, (aq) + H2 (8) SnBrz (aq) + Cu(s) -- CuBr2 (aq) + Sn (s) Question 7 1 pts 7. Based on the definition of oxidation and reduction, which of the following...