Na=NaCl=HCl=HCl=CaCl2=AgCl

Question

Na=NaCl=HCl=HCl=CaCl2=AgCl

Comments

Вл

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+ Это --- Mg - MgCl2 - Mg(OH)2 - Mg(NO3)2 - MgCO3 - MgCl2

Answer 1

1)2Na + Cl2 = 2NaCl;

2)2NaCl + H2SO4 = Na2SO4 + 2HCl

3)Ca + 2HCl = CaCl2 + H2↑

4)CaCl2+2AgNO3=2AgCl+Ca(NO3)2