1. Mg→MgO→MgCl2→Mg (OH)2→Mg(NO3)2 2. P→P2O5→H3PO4→K3PO4→Ca3(PO4)3 3. Na→Na2O→NaOH→NaSO4

Question

1. Mg→MgO→MgCl2→Mg (OH)2→Mg(NO3)2 2. P→P2O5→H3PO4→K3PO4→Ca3(PO4)3 3. Na→Na2O→NaOH→NaSO4

Химия

1. Mg→MgO→MgCl2→Mg (OH)2→Mg(NO3)2 2. P→P2O5→H3PO4→K3PO4→Ca3(PO4)3 3. Na→Na2O→NaOH→NaSO4

Гость

Ответ(ы) на вопрос:

Accepted Answer

1) 2Mg+O2=2MgO MgO+2HCl=MgCl+H2O MgCl2+2NaOH=MgOH2+2NaCl MgOH2+2HNO3=Mg(NO3)2+2H2O 2) 4P+5O2 = 2P2O5 P2O5 + 3H2O = 2H3PO4 H3PO4+KOH = K3PO4 +H2O 2K3PO4 + 3CaCl2 = Ca3(PO4)2 + 6KCl 3) 2Na +O2=Na2O2 Na2O+H2O=2NaOH NaOH+HCL=NaCL+H2O NaCL+H2SO4=NaHSO4+HCL