In which of the following is the oxidation number of the CI+1? е с Cl2 HCI...
Complete &Balance the following Reaction: Fe(NO3)3(aq)+Na2S (aq) 2Fe(NO3)3(aq)+ 3Na2S(aq) --> Fe2S3ls)+ 6NaNO3 (aq) OFe(NO3)3laq)+Na S(aq)>Na(N03)alaq) + FeSls) O3Fe(NO3)3(aq)+2Na S(aq)Fe3S2(s)+4NaNO3 (aq) Fe(NO3)3(aq)+ Na2S(aq)FeS3(s) NagNO3 (aq)
for each reaction- classify as oxidation-reduction,acid-base
or precipitation
Classify each of the following reactions as oxidation-reduction, acid-base, or Note that in order to be a redox reaction, the oxidation number of an element must be different when it is a reactant than when it is a product. (1 point each) precipitation. Classification Reaction Number 24 Ca (s) +2 H2O ()- Ca(OH)2 (s) + H2 (g) 25 CdCl2 (aq)+ Na2S (aq)CdS (s) +2 NaCl (aq) Zn(OH)2 (s) + H2SO4 (aq)ZnSO4 (aq)...
What species is undergoing oxidation (if any) in the following reaction? Cl2(g) + 2Fe2+ (aq) 2Cl"(aq) + 2Fe 3+ (aq) Fe2+ Cl2 OCH Fe3+
Iron can be removed from water by oxidation. The following oxidants are commonly used for iron removal. a. Please calculate: for each mg of Fe removed, what is the mass of oxidant needs? b. And what is the mass of sludge generated for each mg of Fe removed? C. If sludge disposal is a concern, which oxidant would you choose? d. If chemical consumption needs to be minimized, which oxidant would you choose? Oxidant Oxygen Chlorine Chlorine dioxide Potassium permanganate...
Oxidation Numbers 1. Assign oxidation numbers to the atoms in each of the following. a) SO2 d) Mgl b) HCIO e) CaH c) Cr,0,2 f) Fe, 2. For each of the following: •assign oxidation numbers •indicate whether the equation represents a redox reaction .if redox, identify OA and RA a) Cu + 2 AgNO, 2 Ag + Cu(NO3)2 b) Pb(NO3)2 + 2 KI Pbl, + 2 KNO, c) Cl2 + 2 KI I2 + 2 KCI d) 2 NaCl 2...
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) + __...
3 of 15 A reaction proceeds by the following mechanism: 1. CH4+Cl2-CH3+HCI+CI 2. CH3+Cl2-CH3CI+CI What is the overall reaction? CH4+2Cl2-CH2CI+HCl+2C1- CH4+HCI-CH3CI+H2 OCH4+2Cl2-CH2Cl2+2HCI CH3+C1--CH3C1 4 of 15 Which reaction mechanism is consistent with the overall reaction, 2NO2+F22NO2F? O 1. NO2+F2-NO2F+F 2. NO2+FNO2F O 1. 2NO2-N204 2. N204+F2-NO2F+NO2+F O 1. NO2+F2-NOF+O+F 2. NO2+F=NOF O 1. NO2+F2-NO2F2 2. 2NO2F2-2NO2F+F2
References] Balance each of the following oxidation-reduction reactions by using the oxidation states method. (Use the lowest possible coefficients for all reactions.) Cl2(g)+Ga(s)- Ga3 (aq) CI (aq) a. Ga3 (aq)+ CI (aq) Cl2(9) + Ga(s) O2(9)+ H2O(1)+Sn(s)Sn(OH)2(s) b. H2O (1) + O2(9) + Sn(OH)2 (s) Sn(s) H* (aq)MnO4(aq) +Cr2 (aq ) -Mn2 (aq) +Cr3+ (aq) +H2O(l) с. Cr (aq) H (aq) + MnO4 (aq) + Cr (aq) + Mn2+ (aq) + Н. О(1) 6 item attempts remaining Submit Answer Try...
QUESTION 7 Which of the following is a redox reaction? HBr(aq) + KOH(aq) - H20(1) + KBr(aq) | SO3(g) + H2001) — H2504(aq) HBr(aq) + Na2S(aq) — NaBr(aq) + H2S(g) | NH4+ (aq) + 2 O2(g) — H2001) + NO3(aq) + 2 H+ (aq) Na(s) + Cl2(g) - NaCl(s) None of the above are redox reactions.
18) Which of the following is an acid-base reaction? A) Fe(s) + 2 AgNO3(aq) - 2 Ag(s) + Fe(NO3)2(aq) B) MgSO4(aq) + Ba(NO3)2(aq) -- Mg(NO3)2(aq) + Baso C) C(s) + O2(g) - CO2(g) (D) 2 HCIO 4(aq) + Ca(OH)2(aq) → 2 H2O(l) + Ca(C1O4)2 E) None of the above are acid base reactions. 1 Determine the oxidation state of P in PO 33-. A-3 B) 0 C) +6