Equations balanced on the previous day | Equations balanced on the next day |
K2Cr2O7 + 4 H2SO4 + 3 HCHO = K2SO4 + Cr2(SO4)3 + 3 HCOOH + 4 H2O
Fe + K2O = Fe2O3 + K2 =>
2 Fe + 3 K2O = Fe2O3 + 3 K2
NaOH + KI + K2Cr2O7 = I2 + K2CrO4 + KOH + NaCrO3 =>
2 NaOH + 2 KI + 2 K2Cr2O7 = I2 + 2 K2CrO4 + 2 KOH + 2 NaCrO3
Sn4 + S2 = Sn2S4 =>
Sn4 + 4 S2 = 2 Sn2S4
AlBr3 + I2 = AlI + Br =>
2 AlBr3 + I2 = 2 AlI + 6 Br
PbS + H2CO3 = PbCO3 + SH2 =>
PbS + H2CO3 = PbCO3 + SH2
LiBr + Cl2 = LiCl + Br22 =>
22 LiBr + 11 Cl2 = 22 LiCl + Br22
K2Cr2O7 + H2SO4 + HCHO = K2SO4 + Cr2(SO4)3 + HCOOH + H2O =>
K2Cr2O7 + 4 H2SO4 + 3 HCHO = K2SO4 + Cr2(SO4)3 + 3 HCOOH + 4 H2O
MnO2 + CO = Mn203 + CO2 =>
203 MnO2 + 406 CO = Mn203 + 406 CO2
Sr(NO3)2 + SiC8H20O4 + H2O = Sr3SiO5 + C2H5OH + O2 + N2 =>
6 Sr(NO3)2 + 2 SiC8H20O4 + 4 H2O = 2 Sr3SiO5 + 8 C2H5OH + 15 O2 + 6 N2
KCl = K + Cl2 =>
2 KCl = 2 K + Cl2
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
P4S6(s) + O2(g) = P4O10(s) + SO2(g) =>
P4S6(s) + 11 O2(g) = P4O10(s) + 6 SO2(g)
K{+} + SO4{2-} + Al(H2O)6{3+} = KAl(SO4)2 + H2O =>
K{+} + 2 SO4{2-} + Al(H2O)6{3+} = KAl(SO4)2 + 6 H2O
Al2O3*2H2O + NaOH + H2O = Na[Al(OH)4(H2O)2] =>
Al2O3*2H2O + 2 NaOH + 5 H2O = 2 Na[Al(OH)4(H2O)2]
Ag2S + NaHCO3 + Al = NaHS + Na2CO3 + Al(OH)3 + Ag + CO2 =>
3 Ag2S + 9 NaHCO3 + 2 Al = 3 NaHS + 3 Na2CO3 + 2 Al(OH)3 + 6 Ag + 6 CO2
AI(s) + S2(g) = AIS3(s) =>
2 AI(s) + 3 S2(g) = 2 AIS3(s)
Fe(NO3)3 + HNO3 = FeNO3 + H(NO3)2 =>
Fe(NO3)3 + 2 HNO3 = FeNO3 + 2 H(NO3)2
Al3Cu2 + NO3 = Al3NO3 + Cu2 =>
Al3Cu2 + NO3 = Al3NO3 + Cu2
C133H256O70N14S + H2O = CO2 + CH4 + NH3 + H2S =>
2 C133H256O70N14S + 90 H2O = 115 CO2 + 151 CH4 + 28 NH3 + 2 H2S
Pb(NO3)2(aq) + H2SO4(aq) = PbSO4(s) + HNO3(aq) =>
Pb(NO3)2(aq) + H2SO4(aq) = PbSO4(s) + 2 HNO3(aq)
Zn + Cr3Cl2 = Cr + ZnCl =>
2 Zn + Cr3Cl2 = 3 Cr + 2 ZnCl
Mg(s) + CaCl2(aq) = MgCl(s) + Ca(s) =>
2 Mg(s) + CaCl2(aq) = 2 MgCl(s) + Ca(s)
N2H4 + HgCl2 = N2 + Hg2Cl2 + HCl =>
N2H4 + 4 HgCl2 = N2 + 2 Hg2Cl2 + 4 HCl
K2Cr2O7 + H2SO4 + S = KHSO4 + Cr2(SO4)2 + H2O =>
3 K2Cr2O7 + 8 H2SO4 + 4 S = 6 KHSO4 + 3 Cr2(SO4)2 + 5 H2O
C13H25OH + O2 = CO + H2O =>
2 C13H25OH + 25 O2 = 26 CO + 26 H2O
Ti(SO4)2 + Ba(OH)2 = TiO4H4 + Ba(SO4) =>
Ti(SO4)2 + 2 Ba(OH)2 = TiO4H4 + 2 Ba(SO4)
CU(OH)2 + NaOH + Na2S2O8 = Na(CU(OH)4) + Na2SO4 =>
2 CU(OH)2 + 4 NaOH + Na2S2O8 = 2 Na(CU(OH)4) + 2 Na2SO4
VOSO4 + H2SO4 + Zn = V2(SO4)3 + ZnSO4 + H2O =>
2 VOSO4 + 2 H2SO4 + Zn = V2(SO4)3 + ZnSO4 + 2 H2O
Ca(PH2O2)2 + Ca(OH)2 = CaPHO3 + PH3 + H2O =>
3 Ca(PH2O2)2 + Ca(OH)2 = 4 CaPHO3 + 2 PH3 + 2 H2O
PhCOOH + NaOH = PhCOONa + H2O =>
PhCOOH + NaOH = PhCOONa + H2O
[Co(H2O)6] + Cl = CoCl4 + H2O =>
[Co(H2O)6] + 4 Cl = CoCl4 + 6 H2O
Rb + RbNO3 = RbO + N2 =>
4 Rb + 2 RbNO3 = 6 RbO + N2
Be + Fe2(Cr2O7)3 = BeCr2O7 + Fe =>
3 Be + Fe2(Cr2O7)3 = 3 BeCr2O7 + 2 Fe
HNO3 + CuS = NO + Cu(NO3)2 + H2O + S =>
8 HNO3 + 3 CuS = 2 NO + 3 Cu(NO3)2 + 4 H2O + 3 S
KI + Co = CoI2 + K =>
2 KI + Co = CoI2 + 2 K
Sr(NO3)2 + H2O = SrO + HNO3 =>
Sr(NO3)2 + H2O = SrO + 2 HNO3
Al(NO3)3(aq) + NaOH(aq) = Al(OH)3 + Na(NO3)(aq) =>
Al(NO3)3(aq) + 3 NaOH(aq) = Al(OH)3 + 3 Na(NO3)(aq)
ZnCl2 + KNO3 = ZnNO3 + KCl2 =>
ZnCl2 + KNO3 = ZnNO3 + KCl2
CU + H2O = CUOH + H2 =>
2 CU + 2 H2O = 2 CUOH + H2
VOSO4 + H2O2 = V2O5 + SO4 + H2O =>
2 VOSO4 + 3 H2O2 = V2O5 + 2 SO4 + 3 H2O
Mg2 + Pb(NO3)2 = Mg(NO3)2 + Pb =>
Mg2 + 2 Pb(NO3)2 = 2 Mg(NO3)2 + 2 Pb
Cr(NO2)2 + (NH4)2(SO4) = Cr(SO4) + NH4(NO2) =>
Cr(NO2)2 + (NH4)2(SO4) = Cr(SO4) + 2 NH4(NO2)
Ca(NO3)2 + Na3PO4 = Ca3(PO4)2 + NaNO3 =>
3 Ca(NO3)2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaNO3
H2SO4(aq) + Na2CO3(s) = Na2SO4(aq) + H2O + CO2(g) =>
H2SO4(aq) + Na2CO3(s) = Na2SO4(aq) + H2O + CO2(g)
PbI2 = Pb + II =>
PbI2 = Pb + II
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
C2H6 + Br = HBr + C2H4 =>
C2H6 + 2 Br = 2 HBr + C2H4
CH3CH2Cl + H2 = CH3CH3 + HCl =>
CH3CH2Cl + H2 = CH3CH3 + HCl
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