h = 4 (H2O) Step 4: Substitute Coefficients and Verify Result Count the number of atoms of each element on each side of the equation and verify that all elements and electrons (if there are charges/ions) are balanced. 3KNO2+ K2Cr2O7+4H2SO4=3KNO3+ K...
CH(CH3)2CHCH2+K2Cr2O7+H2SO4=CH(CH3)2COOH+K2SO4+Cr2(SO4)3+H2O+CO2 反应物 环戊烷 - CH(CH3)2CHCH2 CH(CH3)2CHCH2 摩尔质量 CH(CH3)2CHCH2 Oxidation Number 重铬酸钾 - K2Cr2O7 K2Cr2O7 摩尔质量 K2Cr2O7 Oxidation Number 硫酸- H2SO4 H2SO4 ...
K2Cr2O7 + 3 KNO2 + 8 HCl = 3 KNO3 + 2 KCl + 2 CrCl3 + 4 H2O ReactantsProducts K 5 5 ✔️ Cr 2 2 ✔️ O 13 13 ✔️ N 3 3 ✔️ H 8 8 ✔️ Cl 8 8 ✔️ Since there is an equal number of each element in the re...
K2Cr2O7+3KNO2+ HCl =2CrCl3+3KNO3+4H2O +2KCl ReactantsProducts K55✔️ Cr22✔️ O1313✔️ N33✔️ H18❌ Cl18❌ We could not determine all the steps needed to balance the equation using trial and error. This may mean it requires too ma...
K2Cr2O7 + H2S + HCl = KCl + CrCl2 + H2O + S K2Cr2O7 + H2S + HCl = KCl + CrCl3 + H2O + S Zn + HNO4 = Zn(NO4)2 + H4N2O3 + H2O Fe + CrO4{2-} + H2O = Fe2O3 + Cr2O3 + HO{-} KNO2 + NH3 = HKO + N2 + H2O CrCl2 + K2Cr2O7 + H2SO...