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2 FeBr3 + 3 Na2Cr2O7 = Fe2(Cr2O7)3 + 6 NaBr
KMnO4 + Fe = FeO + KMn =>
KMnO4 + 4 Fe = 4 FeO + KMn
FeO + C = Fe + CO2 =>
2 FeO + C = 2 Fe + CO2
HCl + KCl = HKCl2 =>
HCl + KCl = HKCl2
Al(MnO4)3 = Al2O3 + MnO2 + O2 =>
4 Al(MnO4)3 = 2 Al2O3 + 12 MnO2 + 9 O2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Rb2O(aq) + H2O(l) = RbOH(aq) =>
Rb2O(aq) + H2O(l) = 2 RbOH(aq)
CH2CH2 + Cl2 = CH2CH2Cl =>
2 CH2CH2 + Cl2 = 2 CH2CH2Cl
HClCaC = CaClCH =>
HClCaC = CaClCH
NaOH(aq) = Na(aq)OH(aq) =>
NaOH(aq) = Na(aq)OH(aq)
Hg + HNO3 = Hg2(NO3)2 + NO + H2O =>
6 Hg + 8 HNO3 = 3 Hg2(NO3)2 + 2 NO + 4 H2O
NH4Cl + Ag2 = AgCl2 + NH4 =>
4 NH4Cl + Ag2 = 2 AgCl2 + 4 NH4
LiCN + H2 = Li + HCN =>
2 LiCN + H2 = 2 Li + 2 HCN
K2CrO4 + KOH + H[SnCl3] + H2O = K[Cr(OH)4] + K3[Sn(OH)6] + KCl =>
K2CrO4 + 17 KOH + 3 H[SnCl3] + H2O = K[Cr(OH)4] + 3 K3[Sn(OH)6] + 9 KCl
KCr2O7 + HCl = HClO3 + KCl + CrCl3 + H2O =>
6 KCr2O7 + 49 HCl = 7 HClO3 + 6 KCl + 12 CrCl3 + 21 H2O
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
Mg(s) + NaOH(aq) = Mg(OH) + Na =>
Mg(s) + NaOH(aq) = Mg(OH) + Na
CH3COOH + CuCO3 = Cu(CH3COO)2 + H2O + CO2 =>
2 CH3COOH + CuCO3 = Cu(CH3COO)2 + H2O + CO2
C5H20O + O2 = CO2 + H2O =>
2 C5H20O + 19 O2 = 10 CO2 + 20 H2O
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
Hg + HNO3 = Hg2(NO3)2 + NO + H2O =>
6 Hg + 8 HNO3 = 3 Hg2(NO3)2 + 2 NO + 4 H2O
Ca + CuBr2 = CaBr2 + Cu =>
Ca + CuBr2 = CaBr2 + Cu
(NH3) + H2SO4 = (NH4)2SO4 =>
2(NH3) + H2SO4 = (NH4)2SO4
CoBr3 + F = CoF3 + Br =>
CoBr3 + 3 F = CoF3 + 3 Br
NiCl2 + Cl2 + H2O = Ni(OH)3 + HCl =>
2 NiCl2 + Cl2 + 6 H2O = 2 Ni(OH)3 + 6 HCl
Cu + HNO3 = CuNO32 + NO2 + H2O =>
Cu + 60 HNO3 = CuNO32 + 59 NO2 + 30 H2O
Li2OH2O = LiOH =>
Li2OH2O = 2 LiOH
Zn(s) + Au2SO4(aq) = Au(s) + Zn2SO4(aq) =>
2 Zn(s) + Au2SO4(aq) = 2 Au(s) + Zn2SO4(aq)
CoSOH = Co(OH)S =>
CoSOH = Co(OH)S
HCl(g) = H(aq)Cl(aq) =>
HCl(g) = H(aq)Cl(aq)
C2H5OH + K2Cr2O7 + H2SO4 = CH3CHO + Cr2(SO4)3K2SO4 + H2O =>
3 C2H5OH + K2Cr2O7 + 4 H2SO4 = 3 CH3CHO + Cr2(SO4)3K2SO4 + 7 H2O
Hydrogen + Oxygen = water =>
2 H2 + O2 = 2 H2O
Pb(No3)2 + HCl = PbCl2 + HNo3 =>
Pb(No3)2 + 2 HCl = PbCl2 + 2 HNo3
H3PO4AlNO3 = H3NO3AlPO4 =>
H3PO4AlNO3 = H3NO3AlPO4
Li + H2O = LiOH + H2 =>
2 Li + 2 H2O = 2 LiOH + H2
NH3 + CuO = Cu + N2 + H2O =>
2 NH3 + 3 CuO = 3 Cu + N2 + 3 H2O
CuBrMgS = CuSMgBr =>
CuBrMgS = CuSMgBr
Ca(OH)2 + H2C2H3O2 = H2O + CaC2H3O2 =>
Ca(OH)2 + H2C2H3O2 = 2 H2O + CaC2H3O2
H{-}2O{-}2 = H{-}2O =>
H{-}2O{-}2 = H{-}2O
AgNO3 + CrBr3 = CrNO3 + AgBr3 =>
AgNO3 + CrBr3 = CrNO3 + AgBr3
C6H5NH2 + HNO3 = C6H6N2O2 + H2O =>
C6H5NH2 + HNO3 = C6H6N2O2 + H2O
HNO3LiOH = H2OLiNO3 =>
HNO3LiOH = H2OLiNO3
NaC2H3O2 + H2SO4 = sodiumsulfate + C2H4O2 =>
2 NaC2H3O2 + H2SO4 = Na2SO4 + 2 C2H4O2
H + O2 = H2O =>
4 H + O2 = 2 H2O
CH3COOHAl(OH) = H2OAl(CH3COO) =>
CH3COOHAl(OH) = H2OAl(CH3COO)
Cl3 + O = Cl2O3 =>
2 Cl3 + 9 O = 3 Cl2O3
CO2 + H2O + N2 = C5H5N + O2 =>
20 CO2 + 10 H2O + 2 N2 = 4 C5H5N + 25 O2
Pb(OH)4 + HNO3 = Pb(NO3)4 + H2O =>
Pb(OH)4 + 4 HNO3 = Pb(NO3)4 + 4 H2O
K + CO2 = K2CO2 =>
2 K + CO2 = K2CO2
Ca(OH)2Ca(HCO3)2 = CaCO3H2O =>
Ca(OH)2Ca(HCO3)2 = 2 CaCO3H2O
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