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8 Zn2S + 8 O2 = 16 ZnO + S8
C14H26 + Br2 = C + HBr =>
C14H26 + 13 Br2 = 14 C + 26 HBr
Ni + CuSO4 = NiSO4 + Cu =>
Ni + CuSO4 = NiSO4 + Cu
Ni(NO3)2 + KBr = NiBr2 + K(NO3) =>
Ni(NO3)2 + 2 KBr = NiBr2 + 2 K(NO3)
PbO + H2O = Pb(OH)2 =>
PbO + H2O = Pb(OH)2
Mg(NO3)2 + K3(PO4) = K(NO3) + Mg3(PO4)2 =>
3 Mg(NO3)2 + 2 K3(PO4) = 6 K(NO3) + Mg3(PO4)2
C3H7OH = C3H6 + H2O =>
C3H7OH = C3H6 + H2O
Zn + HN(O)3 = Zn(N(O)3)2 + N(H)4N(O)3 + (H)2O =>
4 Zn + 10 HN(O)3 = 4 Zn(N(O)3)2 + N(H)4N(O)3 + 3(H)2O
HOH + Cl2 = HCl + O2 =>
2 HOH + 2 Cl2 = 4 HCl + O2
C8H20O + O2 = CO2 + H2O =>
2 C8H20O + 25 O2 = 16 CO2 + 20 H2O
K2CO3 + HNO3 = K2NO3 + CO3H =>
K2CO3 + HNO3 = K2NO3 + CO3H
Cu + H2S = CuS2 + H2 =>
Cu + 2 H2S = CuS2 + 2 H2
All + NaOH + H2O = Na[All(OH)4] + H2 =>
2 All + 2 NaOH + 6 H2O = 2 Na[All(OH)4] + 3 H2
C12H22O11 + O2 = H2O + CO2 =>
C12H22O11 + 12 O2 = 11 H2O + 12 CO2
NH4OH + H2O = NHO4 + H2 =>
NH4OH + 3 H2O = NHO4 + 5 H2
Rb + O2 = Rb2O =>
4 Rb + O2 = 2 Rb2O
Cr(OH)3 + NaOH = Na3[Cr(OH)6] =>
Cr(OH)3 + 3 NaOH = Na3[Cr(OH)6]
K2CrO4 + KBr + H2SO4 = CrO2Br2 + K2SO4 + H2O =>
K2CrO4 + 2 KBr + 2 H2SO4 = CrO2Br2 + 2 K2SO4 + 2 H2O
CaCl2 + K2CO3 = KCl + Ca + CO3 =>
CaCl2 + K2CO3 = 2 KCl + Ca + CO3
H3PO3 + H2SO4 = H3PO4 + H2O + SO2 =>
H3PO3 + H2SO4 = H3PO4 + H2O + SO2
KOH(aq) + H3PO4(aq) = K3PO4(aq) + H2O(l) =>
3 KOH(aq) + H3PO4(aq) = K3PO4(aq) + 3 H2O(l)
C6H5CH2CH3 + KMnO4 = C6H5COOH + MnO2 + KOH + H2O =>
7 C6H5CH2CH3 + 18 KMnO4 = 8 C6H5COOH + 18 MnO2 + 18 KOH + 2 H2O
AuCl3(s) = Au + Cl3 =>
AuCl3(s) = Au + Cl3
HSO4 + PbC4H6O4 = Pb(SO4)2 + H2C4H6O4 =>
2 HSO4 + PbC4H6O4 = Pb(SO4)2 + H2C4H6O4
TiO2 + Zn + H2SO4 = Ti2(SO4)3 + ZnSO4 + H2O =>
2 TiO2 + Zn + 4 H2SO4 = Ti2(SO4)3 + ZnSO4 + 4 H2O
Ga(NO3)3 + CO(NH2)2 + H2O = Ga(OH)3 + NH4NO3 + H2CO3 =>
2 Ga(NO3)3 + 3 CO(NH2)2 + 12 H2O = 2 Ga(OH)3 + 6 NH4NO3 + 3 H2CO3
WO3 + C = W + CO2(hightemperature) =>
2 WO3 + 3 C = 2 W + 3 CO2(hightemperature)
H2S + ZnCl3 = Zn2S3 + HCl =>
3 H2S + 2 ZnCl3 = Zn2S3 + 6 HCl
SO3 + OH = O + S(OH)2 =>
SO3 + 2 OH = 3 O + S(OH)2
HClO2 + H2O + Br2 = HBrO3 + HCl =>
5 HClO2 + 2 H2O + 2 Br2 = 4 HBrO3 + 5 HCl
Nh3 + H2O = Nh2H2O =>
2 Nh3 + 3 H2O = 3 Nh2H2O
Mn + H2S = MnS + H =>
Mn + H2S = MnS + 2 H
Li2O + F = LiF + O =>
Li2O + 2 F = 2 LiF + O
Ai(s) + CuSO4(s) = Ai2(SO4)3(s) + Cu(s) =>
2 Ai(s) + 3 CuSO4(s) = Ai2(SO4)3(s) + 3 Cu(s)
Be(s) + H2(g) = BeH2(s) =>
Be(s) + H2(g) = BeH2(s)
Zn2SO4 + NH4OH = ZnOH + (NH4)2SO4 =>
Zn2SO4 + 2 NH4OH = 2 ZnOH + (NH4)2SO4
(NH4)2(SO4) + BaCl2 = NH4Cl + Ba(SO4) =>
(NH4)2(SO4) + BaCl2 = 2 NH4Cl + Ba(SO4)
V2(SO4)3 + NaClO + NaOH = NaCl + Na2SO4 + VO2 + H2O =>
V2(SO4)3 + NaClO + 6 NaOH = NaCl + 3 Na2SO4 + 2 VO2 + 3 H2O
Al(OH)3 + H{+} = Al{3+} + H2O =>
Al(OH)3 + 3 H{+} = Al{3+} + 3 H2O
Br2 + KOH = KBr + KBrO3 + H2O =>
3 Br2 + 6 KOH = 5 KBr + KBrO3 + 3 H2O
Cu(NO3)2 + H2O2 = CuO2 + HNO3 =>
Cu(NO3)2 + H2O2 = CuO2 + 2 HNO3
AlH3O3 + NaNO3 = Al(NO3)3 + NaOH =>
AlH3O3 + 3 NaNO3 = Al(NO3)3 + 3 NaOH
MnO4{-} + H2O + Cr{3+} = Mn{+2} + H{+]+Cr2O7{2-} =>
6 MnO4{-} + 11 H2O + 10 Cr{3+} = 6 Mn{+2} + 22 H{+]+5Cr2O7{2-}
Ba(NO3)2(aq) + MgCl2(aq) = BaCl2(aq) + Mg(NO3)2(aq) =>
Ba(NO3)2(aq) + MgCl2(aq) = BaCl2(aq) + Mg(NO3)2(aq)
HCOOH + Ba(OH)2 = Ba(HCOO)2 + H2O =>
2 HCOOH + Ba(OH)2 = Ba(HCOO)2 + 2 H2O
AgCl + NaOH + C6H12O6 = Ag + NaC6H11O7 + NaCl + H2O =>
2 AgCl + 3 NaOH + C6H12O6 = 2 Ag + NaC6H11O7 + 2 NaCl + 2 H2O
Cu2S(s) + O2(g) = CuO(s) + SO2(g) =>
Cu2S(s) + 2 O2(g) = 2 CuO(s) + SO2(g)
Fe + H2SO4 = Fe4(SO4)2 + H2 =>
4 Fe + 2 H2SO4 = Fe4(SO4)2 + 2 H2
NaOH + H3AsO4 = Na3AsO4 + H2O =>
3 NaOH + H3AsO4 = Na3AsO4 + 3 H2O
KMnO4 + SO2 = MnSO4 + SO3 + K2SO4 =>
2 KMnO4 + 5 SO2 = 2 MnSO4 + 2 SO3 + K2SO4
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