Расставьте коэффициенты в уравнениях и укажите,к какому типу относится каждая реакция:
1) AL+ [tex] N_{2} [/tex]→ALN
2)[tex] F_{3} O_{4} [/tex]+[tex] H_{2} [/tex]→Fe+ [tex] H_{2}O[/tex]
[3)Ba[tex] (OH)_{2} [/tex]+HCL→[tex] BaCL_{2} [/tex]+[tex] H_{2}O[/tex]
4) HgO→Hg+[tex] O_{2} [/tex]
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