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2 Cu + 2 MgCl2 = 2 CuCl2 + Mg2
Na2O + CO2 = Na2CO3 =>
Na2O + CO2 = Na2CO3
NH3 + O2 = H2O + NO =>
4 NH3 + 5 O2 = 6 H2O + 4 NO
COCl2 + H2O = HCl + CO2 =>
COCl2 + H2O = 2 HCl + CO2
Cu + Cl2 = CuCl2 =>
Cu + Cl2 = CuCl2
Ca(MnO4)2 + HCl = MnCl2 + CaCl2 + Cl2 + H2O =>
Ca(MnO4)2 + 16 HCl = 2 MnCl2 + CaCl2 + 5 Cl2 + 8 H2O
CH3Cl = H2 + CCl =>
2 CH3Cl = 3 H2 + 2 CCl
H2 + N2 = NH3 =>
3 H2 + N2 = 2 NH3
HNO3 + NaOH = NaNO3 + H2O =>
HNO3 + NaOH = NaNO3 + H2O
NaOH + H3PO4 = Na3PO4 + H2O =>
3 NaOH + H3PO4 = Na3PO4 + 3 H2O
Fe + O2 = FeO =>
2 Fe + O2 = 2 FeO
Br2 + NaY = NaBr + Y2 =>
Br2 + 2 NaY = 2 NaBr + Y2
CU(OH)2 + H2SO4 = H2O + CUSO4 =>
CU(OH)2 + H2SO4 = 2 H2O + CUSO4
K3PO4 + NaCl = K3Cl + NaPO4 =>
K3PO4 + NaCl = K3Cl + NaPO4
HgO + Cl2 = HgCl + O2 =>
2 HgO + Cl2 = 2 HgCl + O2
CU(OH)2 + H2SO4 = H2O + CUSO4 =>
CU(OH)2 + H2SO4 = 2 H2O + CUSO4
Cr2O3 + Al = Cr + Al2O3 =>
Cr2O3 + 2 Al = 2 Cr + Al2O3
H2O2 + SnCl2 + NaOH = O2 + HCl + Na4[Sn(OH)6] =>
2 H2O2 + SnCl2 + 4 NaOH = O2 + 2 HCl + Na4[Sn(OH)6]
NiSO4 + AgNO3 = Ni(NO3)2 + Ag2(SO4) =>
NiSO4 + 2 AgNO3 = Ni(NO3)2 + Ag2(SO4)
Al + CuCl2 = Al2Cl3 + Cu =>
4 Al + 3 CuCl2 = 2 Al2Cl3 + 3 Cu
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
C4H10 + Br = C49 + HBr =>
49 C4H10 + 490 Br = 4 C49 + 490 HBr
HCl + KOH = KCl + H2O =>
HCl + KOH = KCl + H2O
Na + Br2 = NaBr =>
2 Na + Br2 = 2 NaBr
HNO3 + CaCO = N2O + H2O + CaCO3 =>
2 HNO3 + 2 CaCO = N2O + H2O + 2 CaCO3
K + O = K2O =>
2 K + O = K2O
C4H10 + Br = C4H9 + HBr =>
C4H10 + Br = C4H9 + HBr
CuS + O2 = SO2 + Cu =>
CuS + O2 = SO2 + Cu
P4 + OH{-} + H2O = H2PO2{-} + PH3 =>
P4 + 3 OH{-} + 3 H2O = 3 H2PO2{-} + PH3
Al2O3 = Al + O2 =>
2 Al2O3 = 4 Al + 3 O2
LiOH + NA = NAOH + Li =>
LiOH + NA = NAOH + Li
K2Cr2O7 + H2O = KOH + CrO2 + O =>
K2Cr2O7 + H2O = 2 KOH + 2 CrO2 + 2 O
Cr(s) + O2(g) = Cr2O3(s) =>
4 Cr(s) + 3 O2(g) = 2 Cr2O3(s)
Fe + S = FeS =>
Fe + S = FeS
CuCl2 + H2S = CuS + HCl =>
CuCl2 + H2S = CuS + 2 HCl
Li(s) + H2O = LiOH(s) + H2(g) =>
2 Li(s) + 2 H2O = 2 LiOH(s) + H2(g)
NH3 + Cl2 = N2 + NH4Cl =>
8 NH3 + 3 Cl2 = N2 + 6 NH4Cl
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
KMnO4 + HCl = MnCl2 + KCl + Cl2 + H2O =>
2 KMnO4 + 16 HCl = 2 MnCl2 + 2 KCl + 5 Cl2 + 8 H2O
C2H2(acetylene) + O2(oxygen) = CO + H20(water) =>
10 C2H2(acetylene) + 10 O2(oxygen) = 20 CO + H20(water)
NaOH + HCl = NaCl + H2O =>
NaOH + HCl = NaCl + H2O
Pb(NO3)2 + K2CrO4 = PbCrO4 + KNO3 =>
Pb(NO3)2 + K2CrO4 = PbCrO4 + 2 KNO3
HNO3 + NH3 = H2O + N2 =>
3 HNO3 + 5 NH3 = 9 H2O + 4 N2
C6H12 + O2 = CO2 + H2O =>
C6H12 + 9 O2 = 6 CO2 + 6 H2O
FeBr3 + H2S = FeBr2 + HBr + S =>
2 FeBr3 + H2S = 2 FeBr2 + 2 HBr + S
Fe + H2SO4 = Fe2(SO4)3 + SO2 + H2O =>
2 Fe + 6 H2SO4 = Fe2(SO4)3 + 3 SO2 + 6 H2O
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
BaCO3 = BaO(s) + CO2(g) =>
BaCO3 = BaO(s) + CO2(g)
HNO3 + NaOH = H2O + NaNO3 =>
HNO3 + NaOH = H2O + NaNO3
Ag2O = Ag + O =>
Ag2O = 2 Ag + O
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