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SiO2 + H2O = H2SiO3
Cl{-} = Cl2 + e =>
2 Cl{-} = Cl2 + 2e
HBr + Mg = Br2Mg + H2 =>
2 HBr + Mg = Br2Mg + H2
HCI + Na2CO3 = CO2 + H2O + NaCI =>
2 HCI + Na2CO3 = CO2 + H2O + 2 NaCI
H3Po4 + AgNO3 = Ag3Po4 + HNO3 =>
H3Po4 + 3 AgNO3 = Ag3Po4 + 3 HNO3
SO3 + CuO = CuSO4 = H2O =>
SO3 + CuO = CuSO4
UO2Cl2 + Na2S2O4 + HCl = UCl4 + NaCl + SO3 + H2O =>
3 UO2Cl2 + Na2S2O4 + 8 HCl = 3 UCl4 + 2 NaCl + 2 SO3 + 4 H2O
K2Cr2O7 + Na2CO3 = K2CO3 + Na2Cr2O7 =>
K2Cr2O7 + Na2CO3 = K2CO3 + Na2Cr2O7
AuN + K2S = Au2S3 + K3N =>
2 AuN + 3 K2S = Au2S3 + 2 K3N
SO3{-2} + Fe{+3} + H2O = SO4{-2} + Fe{+2} + H{+} =>
SO3{-2} + 2 Fe{+3} + H2O = SO4{-2} + 2 Fe{+2} + 2 H{+}
XA2 + B2 = A2 + XB3 =>
2 XA2 + 3 B2 = 2 A2 + 2 XB3
C2H6HBr = C2H7Br =>
C2H6HBr = C2H7Br
Bi2O3 + Br2 + KOH = KBiO3 + KBr + H2O =>
Bi2O3 + 2 Br2 + 6 KOH = 2 KBiO3 + 4 KBr + 3 H2O
Na2O2 + HI = NaI + I2 + H2O =>
Na2O2 + 4 HI = 2 NaI + I2 + 2 H2O
CuO(s) + H2(g) = Cu(s) + H2O(l) =>
CuO(s) + H2(g) = Cu(s) + H2O(l)
Zn(NO3)2 + CH3COOH = ZnCH3COO + H(NO3)2 =>
Zn(NO3)2 + CH3COOH = ZnCH3COO + H(NO3)2
KMnO4 + Na2SO3 + KOH = Na2SO4 + K2MnO4 + H2O =>
2 KMnO4 + Na2SO3 + 2 KOH = Na2SO4 + 2 K2MnO4 + H2O
K2Cr2O7 + H2O2 + H2SO4 = CrO5 + H2O + K2SO4 =>
K2Cr2O7 + 4 H2O2 + H2SO4 = 2 CrO5 + 5 H2O + K2SO4
Zn(OH)2 + H2SO4 = ZnSO4 + H2O =>
Zn(OH)2 + H2SO4 = ZnSO4 + 2 H2O
C7H10O5 + O2 = CO2 + H2O =>
C7H10O5 + 7 O2 = 7 CO2 + 5 H2O
Ca3 + CO3 = Ca3CO3 =>
Ca3 + CO3 = Ca3CO3
Cl{-} = Cl2 + e =>
2 Cl{-} = Cl2 + 2e
ZnO + HNO3 = Zn(NO3)2 + H2O =>
ZnO + 2 HNO3 = Zn(NO3)2 + H2O
PB + HCe = PBCe2 + H2 =>
PB + 2 HCe = PBCe2 + H2
K2S + HOH = KHS + KOH =>
K2S + HOH = KHS + KOH
Al + O2 = AlO3 =>
2 Al + 3 O2 = 2 AlO3
C425H600O268 + O2 = CO2 + H2O =>
C425H600O268 + 441 O2 = 425 CO2 + 300 H2O
C3H6(g) + NH3(g) + O2(g) = CH2CHCN(l) + H2O(g) =>
2 C3H6(g) + 2 NH3(g) + 3 O2(g) = 2 CH2CHCN(l) + 6 H2O(g)
KCO3 + CaCl = KCl + CaCO3 =>
KCO3 + CaCl = KCl + CaCO3
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
(c)C5H6O(l) + O2(g) = CO2(g) + H2O(l) =>
(c)C5H6O(l) + 6 O2(g) = 5 CO2(g) + 3 H2O(l)
CrCl3 + KI = CrCl2 + I2 + KCl =>
2 CrCl3 + 2 KI = 2 CrCl2 + I2 + 2 KCl
PtCl3 + Be(OH)2 = Pt2O3 + HCl + BeCl2 =>
4 PtCl3 + 3 Be(OH)2 = 2 Pt2O3 + 6 HCl + 3 BeCl2
MnCO3 + Al = CO2 + Mn + Al2O3 =>
3 MnCO3 + 2 Al = 3 CO2 + 3 Mn + Al2O3
C3H7OH + O2 = CO2 + H2O =>
2 C3H7OH + 9 O2 = 6 CO2 + 8 H2O
C6H6 + Cl2 = C6H5Cl + HCl =>
C6H6 + Cl2 = C6H5Cl + HCl
(C6H5)3P + CuSO4*5H2O + NaBH4 = [Cu(P(C6H5)3)2(BH4)] + Na2SO4 + H2 + BH3 + H2O =>
4(C6H5)3P + 2 CuSO4*5H2O + 4 NaBH4 = 2[Cu(P(C6H5)3)2(BH4)] + 2 Na2SO4 + H2 + 2 BH3 + 10 H2O
Zn + AlCl3 = Al + ZnCl2 =>
3 Zn + 2 AlCl3 = 2 Al + 3 ZnCl2
Na(g) + HCl(g) = H2(g) + NaCl(s) =>
2 Na(g) + 2 HCl(g) = H2(g) + 2 NaCl(s)
Zn + FeBr3 = ZnBr2 + Fe =>
3 Zn + 2 FeBr3 = 3 ZnBr2 + 2 Fe
CuO + H2O = CuOH + O2 =>
4 CuO + 2 H2O = 4 CuOH + O2
YbCl3*6H2O = Yb2O3 + HCl + H2O =>
2 YbCl3*6H2O = Yb2O3 + 6 HCl + 9 H2O
Pb + Mg{2+} = Pb{+} + Mg =>
2 Pb + Mg{2+} = 2 Pb{+} + Mg
KOH + HClO4 = KCl + H2O + O2 =>
KOH + HClO4 = KCl + H2O + 2 O2
C6H6 + Cl2 = C6H5Cl + HCl =>
C6H6 + Cl2 = C6H5Cl + HCl
Al(CH3COO)3 + H2SO4 = Al2(SO4)3 + HCH3COO =>
2 Al(CH3COO)3 + 3 H2SO4 = Al2(SO4)3 + 6 HCH3COO
Mn2(CO)10 + Br2 = BrMn(CO)5 =>
Mn2(CO)10 + Br2 = 2 BrMn(CO)5
MgCO3 = Mg + C + O2 =>
2 MgCO3 = 2 Mg + 2 C + 3 O2
Mn2P2O7 + TiP2O7 + SiO2 = Mn2Ti2Si2P6O25 =>
Mn2P2O7 + 2 TiP2O7 + 2 SiO2 = Mn2Ti2Si2P6O25
MgCO3 + H3PO4 = Mg3(PO4)2 + H2CO3 =>
3 MgCO3 + 2 H3PO4 = Mg3(PO4)2 + 3 H2CO3
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