氧化还原反应的有关计算专题训练VIP专享VIP免费

氧化还原反应的有关计算专题训练pH【练习】（NH4）2PtCI6N2HCINH4CIPt【例题】（NH4）2SO4NH3SO2N2H2OA.1:3B.2:3C.1:1D.4:3解析：（NH4）2SO4N2SO232x2yx:y1:3答案：A【练习】（NH4）2PtCI6N2HCINH4CIPt解析：5R2O8n+2Mn2+===2MnO4+10RO42R2O8nR【练习】（NH4）2PtCI6N2HCINH4CIPt【例题】R2O8nMn2+MnO4R2O8nRO425:2nA.4B.3C.2D.152(x6)2(72)x727+8(2)nn2.答案：C【练习】ZnHNO3ZnHNO34:1HNO3A.NO2B.NOC.N2OD.NH4NO3解析：x【高二例题】nHNO3mFeHNO3N421(5x)x3XO2-+7XxXO2-XSO2-+4443SSO2-+6S210-3x0.1x2x30x373410004D【练习】10mL0.3mol/LRn+0.2mol/L15mLCO2-3Rn+nB)A.1B.2C.3D.45:19:23:12:14:1A.B.C.D.解析：Fe4H2OFen:m答案：A【例题】MgNaOH60mLA.4.32解析：n(e)3m+23Fe+8HNO3Fe(NO 丄+2NO+n:m3:1+3Fe+4HNOFe(NO)+NO+2HOn:m9:24.53Cu2.64HNO3NO0.896L(SPT)2mol/LB.4.68C.5.36D.6.38MgCu0.12molMgCu0.12molOH2.64g+0.12mol17g/mol4.68g答案：Bw(Ag)10077.1【例题】xMgCuHN°3HNO38960mLNO?672mL%。4(SPT)NaOH17.02XA.8.64B.9.20C.9.00D.9.44解析：MgCun(e)10.46molMgCu0.46molOH17.02gx +0.46mol17g/molx9.20g答案：B【例题】14AgCuHNO31.12L(SPT)O2解析:AgCuO2108n(Ag)+64n(Cu)14n(Ag)+2n(Cu)40.2n(Ag)O.lmoln(Cu)0.05molA.0.2molB.0.4molC.0.6molD.0.8mol解析：51.2gCu0.8molCuNaNO?NaNO20.8molNa+w(Cu)177.1422.86答案：w(Ag)77.14w(Cu)22.86【例题】51.2gCu(NONONO)0.8mol500mL2mol/LNaOH242，NaNONaNONaNO323NO+NO2+2NaOH===2NaNO2+H2O2NO2+2NaOHNaNQ+NaNd+匕 0n(Na+)n(NaNO2)+n(NaNO3)NaNO30.2mol答案：A【练习】9.8g8.96LNO2.24LNO,224A.18B.2C.2D.2A.0.3molNO20.3molNOB.0.2molNO20・1molN2O40.1moMgAln(e)1+20.6molMgAl0.6molOHm9.8g+0.6mol17g/mol20g答案：B练习11.2gMgCuXNaOH21.4gXC.O.BolNO0.2molNO20.05 血 N2O4D.OGmolNO解析：MgCuMgMg2+2OHMg(OH)22eCuCU22OHCu(OHb2eOHOHn(OH)21.4g11.2g/17gmol10.6mol0.3mol1+0.3mol31.2mol0.2mol1+O.lmol20.4mol3+0.2mol1+0.05mol20.6mol0.6mol31.8mol0.6molA答案：C