03.01. Koeficienti ķīmisko reakciju vienādojumos (1.)

10. klase

Ievieto koeficientus!

1.
____Ca3(PO4)2 + ____H2SO4 → ____H3PO4 + ____CaSO4
2.
____CH4 → ____H2 + ____C2H2
3.
____Cr2(SO4)3 + ____NaOH → ____Cr(OH)3 + ____Na2SO4
4.
____H2O + ____CaC2 → ____C2H2 + ____Ca(OH)2
5.
____MgCl2 + ____AgNO3 → ____AgCl + ____Mg(NO3)2
6.
____Al2S3 + ____H2O → ____Al(OH)3 + ____H2S
7.
____CH3COOH + ____Ba(OH)2 → ____(CH3COO)2Ba + ____H2O
8.
____HCl + ____Mg(OH)2 → ____MgCl2 + ____H2O
9.
____H2O + ____Al4C3 → ____CH4 + ____Al(OH)3
10.
____Cl2 + ____FeCl2 → ____FeCl3
11.
____NH3 + ____O2 → ____N2 + ____H2O
12.
____CuCl2 + ____Al → ____AlCl3 + ____Cu
13.
____Ca + ____P → ____Ca3P2
14.
____KClO3 → ____KCl + ____O2
15.
____H2 + ____PbO2 → ____Pb + ____H2O