Đáp án + Giải thích các bước giải:

$1)_{}$ $2Mg+O_{2}$ $\xrightarrow[]{t^o}2MgO$

$2)_{}$ $4P+5O_{2}$ $\xrightarrow[]{t^o}2P_2O_5$

$3)_{}$ $4Al+3O_{2}$ $\xrightarrow[]{t^o}2Al_2O_3$

$4)_{}$ $2H_{2}O$ $\xrightarrow[]{điện phân}2H_2+O_2$

$5)_{}$ $2KClO_{3}$ $\xrightarrow[]{t^o}2KCl_2+3O_2$

$6)_{}$ $2KMnO_{4}$ $\xrightarrow[]{t^o}K_2MnO_4+MnO_2+O_2$

$7)_{}$ $Fe+2HCl_{}$ $\longrightarrow FeCl_2+H_2$

$8)_{}$ $2Al+3H_{2}SO_4$ $\longrightarrow Al_2(SO_4)_3+3H_2$

$9)_{}$ $H_{2}+CuO$ $\xrightarrow[]{t^o}Cu+H_2O$

$10)_{}$ $C_{2}H_4+3O_2$ $\xrightarrow[]{t^o}2CO_2+2H_2O$

PTHH:

`1,2Mg+O_2`$\xrightarrow[]{t^o}$`2MgO`

`2,4P+5O_2`$\xrightarrow[]{t^o}$`2P_2O_5`

`3,4Al+3O_2`$\xrightarrow[]{t^o}$`2Al_2O_3`

`4,2H_2O`$\xrightarrow[]{đp}$`2H_2+O_2`

`5,2KClO_3`$\xrightarrow[xt]{t^o}$`2KCl+3O_2`

`6,2KMnO_4`$\xrightarrow[]{t^o}$`K_2MnO_4+MnO_2+O_2`

`7,Fe+2HCl→FeCl_2+H_2`

`8,2Al+3H_2SO_4→Al_2(SO_4)_3+3H_2`

`9,H_2+CuO`$\xrightarrow[]{t^o}$`Cu+H_2O`

`10,C_2H_4+3O_2`$\xrightarrow[]{t^o}$`CO_2+2H_2O`