Помогитее Mg-->MgCl2-->Mg(Oh)2-->MgCl2

Question

Помогитее
Mg-->MgCl2-->Mg(Oh)2-->MgCl2

Answer 1

1) Mg + 2HCl= MgCl2 + H2
2) MgCl2 + 2NaOH = Mg(OH)2 + 2NaCl
3) Mg(OH)2 + 2HCl= MgCl2 + 2H2O

Comments

А как будет Na->Na2O->NaOH->NaF?

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4Na + O2= 2Na2O

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Na2O + H2O=2NaOH

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NaOH + HF= NaF+ H2O