K2Cr2O7 - + + H2SO4 - + + C6H14O - + = Cr2O3 - + + K2SO4 - + + C6H12O2 - + + H2O - + 反应物产品 K 2 2 ✔️ Cr 2 2 ✔️ O 12 10 ❌ H 16 14 ❌ S 1 1 ✔️ C 6 6 ✔️计算器 化学方程式 化学方程式配平 化学...
K 2 2 ✔️ Cr 2 2 ✔️ O 40 40 ✔️ H 48 48 ✔️ S 4 4 ✔️ Since there is an equal number of each element in the reactants and products of K2Cr2O7 + H2SO4 + 3SO2 + 23H2O = K2SO4*Cr2(SO4)3*24H2O, the equation is balanced. B...
硬玉的化学式为NaAl(SiO 3) 2，其中Si的化合价是 。 （2）已知氮化镁中氮元素的化合价为-3价，请你写出氮化镁的化学式 。 （3）当空气被SO 2严重污染时，可通过飞机喷洒物质X的粉末，使空气中的SO 2含量明显降低，该过程发生的反应是2X +2SO 2+O 2==2CaSO 4 +2CO 2，X的化学式是 。
Ba(NO2)2 + H2SO4 = BaSO4 + NO2 + NO + H2O C3H6O + NaOH = C2H3NaO2 + CH4 CH4 + KMnO4 = MnO2 + H2O + CO2 + HKO Na2O2 + N = NO2 + Na CHCCH2CH3 + NaH = CH3CCCH2Na + H3 K2CrO4 + NaOH = CrNa2O4 + K2O + H2O Fe(OH)3 + H3Po4 =...
KNO2 + NH3 = HKO + N2 + H2O Zn(NO3)2 + H2S = ZnS + NHO3 CaO + Ba(NO3)2 = BaO + CaN2O6 SO3 + CUO = CUSO4 CUS + HNO3 = CU(NO3)2 + S + NO + H2O Recently Balanced EquationsBalance KCr(SO4)2*12H2O + CO2 = K2Cr2O7 + H2SO4 + H2O...
MnO2 + KNO2 + H2SO4 = MnO4S + H2O + KNO3 C5H6S2 + O2 = O2S + CH4 + C NaHCO3 + C3H6O = CO2 + H2O + C6H5Na3O7 NaNO3 + NH3 = N2 + NaOH + H2O H2SO4 + C2H2 = H2O + O2S + CO2 Ca(OH)2 + KMnO4 = CaMn2O8 + KOH ...
PB(No3)2 + CuS = PBS + Cu(No3)2 MnO2 + KNO2 + H2SO4 = MnO4S + H2O + KNO3 C8H6O4 + CHNaO3 = C8H4Na2O4 + CO2 + H2O C5H6S2 + O2 = O2S + CH4 + C AlBr3 + NH3 + H2O = Al(OH)3 + BrH4N NaHCO3 + C3H6O = CO2 + H2O + C6H5Na3...
Fe2O3 + 2 K2Cr2O7 + 2 HCl = 2 KCr2O7 + 2 KCl + Fe2O2 + H2O ReactantsProducts Fe 2 2 ✔️ O 17 17 ✔️ K 4 4 ✔️ Cr 4 4 ✔️ H 2 2 ✔️ Cl 2 2 ✔️ Since there is an equal number of each eleme...
Na2O2 + N = NO2 + Na MgI2 + HNO3 = Mg(NO3)2 + NO2 + HIO3 + H2O Ba(NO2)2 + H2SO4 = BaSO4 + NO2 + NO + H2O K2O + Al2O3 = K3Al + O2 C3H6O + NaOH = C2H3NaO2 + CH4 K2CrO4 + NaOH = CrNa2O4 + K2O + H2O NH3 + KNO2 = N2 + HK...
KNO2 + NH3 = HKO + N2 + H2O CH2BrCH2CHBrCH3 + Mg = CH2CHCH3 + MgBr2 Ba(NO2)2 + H2SO4 = BaSO4 + NO2 + NO + H2O (PbOH)2CO3 + O2 = Pb3O4 + CO2 + H2O Recently Balanced EquationsBalance Cr(OH)3 + HNO3 + KBiO3 = K2Cr2O7 + KNO...