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Chemische vergelijkingen in evenwicht op12/17/24

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Breng de vergelijking van een chemische reactie in evenwicht
Cr2O2 + NaNO3 + NaOH = Na2CrO4 + NaNO2 + H2O =>
Cr2O2 + 4 NaNO3 + 4 NaOH = 2 Na2CrO4 + 4 NaNO2 + 2 H2O

Na(s) + H2O(l) = NaOH(aq) + H2(g) =>
2 Na(s) + 2 H2O(l) = 2 NaOH(aq) + H2(g)

Al + (NO3){-} + OH{-} + H2O = Al(OH)4{-} + NH3 =>
8 Al + 3(NO3){-} + 5 OH{-} + 18 H2O = 8 Al(OH)4{-} + 3 NH3

Ca(H2PO4)2 + CaSO4 + HF = Ca10F2(PO4)6 + H2SO4 =>
3 Ca(H2PO4)2 + 7 CaSO4 + 2 HF = Ca10F2(PO4)6 + 7 H2SO4

H3PO4 + Ca = Ca3(PO4)2 + H2 =>
2 H3PO4 + 3 Ca = Ca3(PO4)2 + 3 H2

S + NaOH = Na2S + Na2SO3 + H2O =>
3 S + 6 NaOH = 2 Na2S + Na2SO3 + 3 H2O

ClCH2CH2CH2CH2Cl + KOH = KCl + H2O + CH2CHCHCH2 =>
ClCH2CH2CH2CH2Cl + 2 KOH = 2 KCl + 2 H2O + CH2CHCHCH2

KF + NaOH = NaF + KOH =>
KF + NaOH = NaF + KOH

Cu(OH)2 + H2NO3 = CuNO3 + H2O =>
Cu(OH)2 + H2NO3 = CuNO3 + 2 H2O

HCl + CaSiO3 = HSiO3 + CaCl =>
HCl + CaSiO3 = HSiO3 + CaCl

NaOH + H3PO4 = Na2HPO4 + H2O =>
2 NaOH + H3PO4 = Na2HPO4 + 2 H2O

Al(s) + O2(g) = Al2O3(s) =>
4 Al(s) + 3 O2(g) = 2 Al2O3(s)

Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2

C12H22O11(s) + O2(g) = CO2(g) + H2(g) =>
2 C12H22O11(s) + 13 O2(g) = 24 CO2(g) + 22 H2(g)

C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O

AgNO3 + K2SO4 = Ag2SO4 + KNO3 =>
2 AgNO3 + K2SO4 = Ag2SO4 + 2 KNO3

K3P + Ca(OH)2 = Ca3P2 + KOH =>
2 K3P + 3 Ca(OH)2 = Ca3P2 + 6 KOH

CO2 + SO2 = CS2 + O2 =>
CO2 + 2 SO2 = CS2 + 3 O2

Ca(OH)2SO3 = Ca(SO4)H2O =>
Ca(OH)2SO3 = Ca(SO4)H2O

CH3(CHCl)CH2Cl + H2O = CH3(CHOH)CH2Cl + HCl =>
CH3(CHCl)CH2Cl + H2O = CH3(CHOH)CH2Cl + HCl

KBr + NaI = KI + NaBr =>
KBr + NaI = KI + NaBr

H2 = H =>
H2 = 2 H

Na(s) + H2O(l) = NaOH(aq) + H2(g) =>
2 Na(s) + 2 H2O(l) = 2 NaOH(aq) + H2(g)

Cu + H2O = Cu(OH)2 + H2 =>
Cu + 2 H2O = Cu(OH)2 + H2

Pb(OH)2 + NaOH = Na2PbO2 + H2O =>
Pb(OH)2 + 2 NaOH = Na2PbO2 + 2 H2O

Al2(SO4)3 + NaOH = Al(OH)3 + Na2SO4 =>
Al2(SO4)3 + 6 NaOH = 2 Al(OH)3 + 3 Na2SO4

Me + Cl2 = MeCl2 =>
Me + Cl2 = MeCl2

Mg(s) + Ca(NO3)2(aq) = Mg(NO3)(aq) + Ca(s) =>
2 Mg(s) + Ca(NO3)2(aq) = 2 Mg(NO3)(aq) + Ca(s)

NaNO3 + H3PO4 = HNO3 + NaH2PO4 =>
NaNO3 + H3PO4 = HNO3 + NaH2PO4

CH3CN + NaOH = CH3OH + NaCN =>
CH3CN + NaOH = CH3OH + NaCN

Ca(OH)2 + Cr2O3 = Cr(OH)3 + CaO =>
3 Ca(OH)2 + Cr2O3 = 2 Cr(OH)3 + 3 CaO

Na + N2O = NaNO2 + N2 =>
2 Na + 4 N2O = 2 NaNO2 + 3 N2

NaCl(aq) + ZnSO4(aq) = Na2SO4 + ZnCl2 =>
2 NaCl(aq) + ZnSO4(aq) = Na2SO4 + ZnCl2

Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2

SOCl2 + NaOH = Na2SO3 + NaCl + H2O =>
SOCl2 + 4 NaOH = Na2SO3 + 2 NaCl + 2 H2O

Cu + H2SO4 = CuSO4 + H2O + SO2 =>
Cu + 2 H2SO4 = CuSO4 + 2 H2O + SO2

K3P + Ca(OH)2 = Ca3P2 + KOH =>
2 K3P + 3 Ca(OH)2 = Ca3P2 + 6 KOH

KI(aq) + Br2(aq) = KBr2 + I2 =>
2 KI(aq) + 2 Br2(aq) = 2 KBr2 + I2

Zn + Cd(ClO3)2 = Cd + Zn(ClO3)2 =>
Zn + Cd(ClO3)2 = Cd + Zn(ClO3)2

Na3Po4 + Ba(No3)2 = Ba3(Po4)2 + NaNo3 =>
2 Na3Po4 + 3 Ba(No3)2 = Ba3(Po4)2 + 6 NaNo3

CuSO4 + NH3 + H2O = [Cu(NH3)4(H2O)]SO4 =>
CuSO4 + 4 NH3 + H2O = [Cu(NH3)4(H2O)]SO4

SiO2 + Na2CO3 = Na2(SiO3) + CO2 =>
SiO2 + Na2CO3 = Na2(SiO3) + CO2

ZnSO4 + KOH = Zn(OH)2K2SO4 =>
ZnSO4 + 2 KOH = Zn(OH)2K2SO4

HCI(aq) + NaOH = NaCI + H2O =>
HCI(aq) + NaOH = NaCI + H2O

Ca(OH)2 + NH4Cl = CaCl2 + H2O + NH3 =>
Ca(OH)2 + 2 NH4Cl = CaCl2 + 2 H2O + 2 NH3

Mg(NO3)2 + NaCl = MgCl + Na(NO3)2 =>
Mg(NO3)2 + NaCl = MgCl + Na(NO3)2

AgNO3 + K2SO4 = Ag2SO4 + NO3K =>
2 AgNO3 + K2SO4 = Ag2SO4 + 2 NO3K

NaSO4 + BaCl2 = BaSO4 + Na + Cl =>
NaSO4 + BaCl2 = BaSO4 + Na + 2 Cl

Sn(OH)2 + Sr(OH)2 = SrSnO2 + H2O =>
Sn(OH)2 + Sr(OH)2 = SrSnO2 + 2 H2O

CaO + MgCl2 = CaCl + MgO2 =>
2 CaO + MgCl2 = 2 CaCl + MgO2

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