Đáp án:
Giải thích các bước giải:
$2Cu+O_2\buildrel{{t^o}}\over\longrightarrow$ $2CuO$
$S+O_2\buildrel{{t^o}}\over\longrightarrow$ $SO_2$
$2Mg+O_2\buildrel{{t^o}}\over\longrightarrow$ $2MgO$
$C+O_2\buildrel{{t^o}}\over\longrightarrow$ $CO_2$
$2Ca+O_2\buildrel{{t^o}}\over\longrightarrow$ $2CaO$
$3Fe+2O_2\buildrel{{t^o}}\over\longrightarrow$ $Fe_3O_4$
$2Pb+O_2\buildrel{{t^o}}\over\longrightarrow$ $2PbO$
$2Ba+O_2\buildrel{{t^o}}\over\longrightarrow$ $2BaO$
$4P+5O_2\buildrel{{t^o}}\over\longrightarrow$ $2P_2O_5$
$Si+O_2\buildrel{{t^o}}\over\longrightarrow$ $SiO_2$
chúc bạn học tốt!
