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2 Cu + 2 H2SO4 = Cu2SO4 + 2 H2O + SO2
Ca(OH)2(aq) + H2SO4(aq) = CaSO4(s) + H2O(l) =>
Ca(OH)2(aq) + H2SO4(aq) = CaSO4(s) + 2 H2O(l)
K3PO4 + HCl = KCl + H3PO4 =>
K3PO4 + 3 HCl = 3 KCl + H3PO4
Ca(OH)2(aq) + H2SO4(aq) = CaSO4 + H2O(l) =>
Ca(OH)2(aq) + H2SO4(aq) = CaSO4 + 2 H2O(l)
CO2 + H2O = H2CO3 =>
CO2 + H2O = H2CO3
Ca(OH)2(aq) + H2SO4(aq) = CaSO4(aq) + H2O(l) =>
Ca(OH)2(aq) + H2SO4(aq) = CaSO4(aq) + 2 H2O(l)
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
CaC2 + H2SO4 = CaSO4 + C2H2 =>
CaC2 + H2SO4 = CaSO4 + C2H2
K2O + H2O = KOH =>
K2O + H2O = 2 KOH
Pb + O2 = PbO =>
2 Pb + O2 = 2 PbO
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
C4H10S(l) + O2(g) = CO2 + H2O + SO =>
C4H10S(l) + 7 O2(g) = 4 CO2 + 5 H2O + SO
Br2O7 + H2O = H2Br2O8 =>
Br2O7 + H2O = H2Br2O8
Cl2 + KOH = KCl + KClO + H2O =>
Cl2 + 2 KOH = KCl + KClO + H2O
Al + NaOH + H2O = NaAl(OH)4 + H2 =>
2 Al + 2 NaOH + 6 H2O = 2 NaAl(OH)4 + 3 H2
KOH + H2SO4 = K2SO4 + H2O =>
2 KOH + H2SO4 = K2SO4 + 2 H2O
C4H10S(l) + O2(g) = CO2 + H2O + SO2 =>
2 C4H10S(l) + 15 O2(g) = 8 CO2 + 10 H2O + 2 SO2
C4H7N + O2 = CO2 + H2O + NO2 =>
4 C4H7N + 27 O2 = 16 CO2 + 14 H2O + 4 NO2
K2Cr2O7 + HCl = KCl + CrCl3 + H2O + Cl2 =>
K2Cr2O7 + 14 HCl = 2 KCl + 2 CrCl3 + 7 H2O + 3 Cl2
CH3CH2COH + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + CH3CH2COOH + H2O =>
3 CH3CH2COH + K2Cr2O7 + 4 H2SO4 = Cr2(SO4)3 + K2SO4 + 3 CH3CH2COOH + 4 H2O
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
K + O2 = K2O =>
4 K + O2 = 2 K2O
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
H2SO4 + H2O = H3O + HSO4 =>
H2SO4 + H2O = H3O + HSO4
CaC2 + HNO3 = Ca(NO3)2 + C2H2 =>
CaC2 + 2 HNO3 = Ca(NO3)2 + C2H2
S + O2 = SO2 =>
S + O2 = SO2
sodium + oxygen = sodiumoxide =>
4 Na + O2 = 2 Na2O
Cu2S + O2 + CaCO3 = CuO + CaSO3 + CO2 =>
Cu2S + 2 O2 + CaCO3 = 2 CuO + CaSO3 + CO2
KOH + CO2 = K2CO3 + H2O =>
2 KOH + CO2 = K2CO3 + H2O
F2 + Xe = XeF4 =>
2 F2 + Xe = XeF4
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
NaClO3 + KI + HCl = NaCl + I2 + KCl + H2O =>
NaClO3 + 6 KI + 6 HCl = NaCl + 3 I2 + 6 KCl + 3 H2O
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
N2H4 = NH3 + N2 =>
3 N2H4 = 4 NH3 + N2
CaC2 + H3PO4 = Ca3(PO4)2 + C2H2 =>
3 CaC2 + 2 H3PO4 = Ca3(PO4)2 + 3 C2H2
H2 + At = H2At =>
H2 + At = H2At
N2O5 = N2O4 + O2 =>
2 N2O5 = 2 N2O4 + O2
AlN + H2O = Al(OH)3 + NH3 =>
AlN + 3 H2O = Al(OH)3 + NH3
Ethane + oxygen = Carbondioxide + water =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
HCl + KOH = H2O + KCl =>
HCl + KOH = H2O + KCl
AlN + HNO3 = Al(NO3)3 + NH3 =>
AlN + 3 HNO3 = Al(NO3)3 + NH3
Zn + HClO3 = Zn(ClO3)2 + Cl2 + H2O =>
5 Zn + 12 HClO3 = 5 Zn(ClO3)2 + Cl2 + 6 H2O
AgNO3(aq) + NaOH(aq) = AgOH(s) + NaNO3(aq) =>
AgNO3(aq) + NaOH(aq) = AgOH(s) + NaNO3(aq)
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
Ca5(PO4)3F + H2SO4 = Ca(H2PO4)2 + CaSO4 + HF =>
2 Ca5(PO4)3F + 7 H2SO4 = 3 Ca(H2PO4)2 + 7 CaSO4 + 2 HF
Al + NaOH + H2O = NaAl(OH)4 + H2 =>
2 Al + 2 NaOH + 6 H2O = 2 NaAl(OH)4 + 3 H2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
AlN + HNO3 = Al(NO3)3 + NH3 =>
AlN + 3 HNO3 = Al(NO3)3 + NH3
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