Balance Na3PO4 + Pb(NO3)2 = PbPO4 + Na3(NO3)2 Using the Algebraic Method Step 1: Label Each Compound With a Variable Label each compound (reactant or product) in the equation with a variable to represent the unknown coefficients. a Na3PO4 + b Pb(NO3)2 = c Pb...
Na3PO4 + Pb(NO3)2 = Pb3(PO4)2 + Na(NO3) is a Double Displacement (Metathesis) reaction where two moles of aqueous Trisodium Phosphate [Na3PO4] and three moles of aqueous Lead(II) Nitrate [Pb(NO3)2] react to form one mole of solid Lead(II) Phosphate [Pb...
Ba(NO3)2、Pb(NO3)2、Al(NO3)3 C. PbCl2、Bi(NO3)3、AgNO3 D. Na2S2O3、Na2SO4、Na3PO4 答案 对于下列(xiàliè)各组物质中,可用Na2S一种试剂逐一(zhúyī)鉴别出来的是B(A)NH4Cl、(NH4)2SO4、(NH4)2CO3(B)Ba(NO3)2、Pb(NO3)2、Al(NO3)3(C)PbCl2、Bi(NO3)3、AgNO3(D)Na2S2O3、Na...
B. 它的最高正价为+5,负价为-3 C. 它的最高价氧化物对应水化物是一元强酸 D. 它的非金属性比磷弱比氧强2.在溶液中能大量共存的一组离子或分子是( ) A. c(H+)=0.1 mol•L-1的溶液:Na+、NH4+、SO42-、S2O32- B. pH=0的透明溶液中,Na+、Fe3+、MnO4-、NO3- C. 稀溴水中:H+、Na+...
Pb3(PO4)2 is toxic. Example Reactions: • 3Pb + 2H3PO4 = 3H2 + Pb3(PO4)2↓ • 3Pb(NO3)2 + 2Na3PO4 = Pb3(PO4)2↓ + 6NaNO3 • 2K3PO4 + 3Pb(NO3)2 = 6KNO3 + Pb3(PO4)2↓ • 2H3PO4 + 3Pb(C2H3O2)2 = 2H3(C2H3O2)3 + Pb3(PO4)2↓ • 3Pb(...
H+ Na+ Mg2+ Al3+ K+ Ca2+ Fe2+ Fe3+ Cu2+ Zn2+ Ag+ Pb2+ Ba2+ NH4+S2- I- Br- Cl- F- O3 O2 CO3 2- HCO3- SO4 2- SO3 2- ClO- ClO2- ClO3- ClO4- HS- AL(OH)2 - IO3 - MnO4- NO3- PO4- H2PO4- HPO4 2- CH3COO- OH- H2O2 MnO2 H2SO4(浓) HNO3(浓) HCl...
【题目】已知铅(Pb)与硅同主族且Pb比Si多3个电子层。 (1)难溶物PbSO4溶于CH3COONH4溶液可制得(CH3COO)2Pb[(CH3COO)2Pb易溶于水],发生的反应为PbSO4+2CH3COONH4=(CH3COO)2Pb+(NH4)2SO4,说明(CH3COO)2Pb是___(填“强”或“弱”)电解质。 (2)将PbO2加入硝酸酸化的Mn(NO3)2溶液中搅拌后溶液...
还原反应方程式:Fe(OH)3+NaOH +Cl2-Na2FeO4+NaCl+H2O .PbO2+MnSO4+H2SO -PbSO4+HMnO:+H2O.CuS+HNO3-Cu(NO3)2+S↓+NO↑+H2O .KMnO +HCI-KCI +MnCl2+Cl2↑+H2O .P+KON+H2O-KH2PO4+PH3.As2O3Zn+H2SO4-AsH3+ZnSO:H2O .△Br2+KOH KBr+KBrO3+H2O .NaClO3+Nal+H_2SO_4- Na2SO4+I2Cl...
Answer to: Write the net ionic equation for the following reaction and identify any spectator ions. Pb(NO3)2(aq) + Na2SO4(aq) arrow PbSO4(s) +...
FeS+6HNO3---3NO+H2SO4+Fe(NO3)3+2H2O4H2O2+PbS---PbSO4+4H2O5HNO3+3P+2H2O---3H3PO4+5NO2MNO4- +5H2C2O4+6H---2MN2+ +10CO2+8H2OCr(OH)4-+H2O2+2OH- ---CrO42- +4H2O4Na2S2O3+3I2---2NaS4O6+6NaI6Cl2+6Ca(OH)2(热)---Ca(ClO3)2 +5CaCl2+6H2O3Cl2+6NaOH(热)--...