Phản ứng nào sau đây là sai?
A. $\text{2Fe+3}{{\text{H}}_{\text{2}}}\text{S}{{\text{O}}_{\text{4}}}\xrightarrow{{}}\text{F}{{\text{e}}_{\text{2}}}{{\text{(S}{{\text{O}}_{\text{4}}}\text{)}}_{\text{3}}}\text{+3}{{\text{H}}_{\text{2}}}$
B. $\text{2Al+2NaOH+2}{{\text{H}}_{\text{2}}}\text{O}\xrightarrow{{}}\text{2NaAl}{{\text{O}}_{\text{2}}}\text{+3}{{\text{H}}_{\text{2}}}$
C. $\displaystyle \text{2Fe+3C}{{\text{l}}_{\text{2}}}\xrightarrow{{{\text{t}}^{\text{o}}}}\text{2FeC}{{\text{l}}_{\text{3}}}$
D. $\text{4CO+F}{{\text{e}}_{\text{3}}}{{\text{O}}_{\text{4}}}\xrightarrow{{{\text{t}}^{\text{o}}}}\text{3Fe+4C}{{\text{O}}_{\text{2}}}$
A. $\text{2Fe+3}{{\text{H}}_{\text{2}}}\text{S}{{\text{O}}_{\text{4}}}\xrightarrow{{}}\text{F}{{\text{e}}_{\text{2}}}{{\text{(S}{{\text{O}}_{\text{4}}}\text{)}}_{\text{3}}}\text{+3}{{\text{H}}_{\text{2}}}$
B. $\text{2Al+2NaOH+2}{{\text{H}}_{\text{2}}}\text{O}\xrightarrow{{}}\text{2NaAl}{{\text{O}}_{\text{2}}}\text{+3}{{\text{H}}_{\text{2}}}$
C. $\displaystyle \text{2Fe+3C}{{\text{l}}_{\text{2}}}\xrightarrow{{{\text{t}}^{\text{o}}}}\text{2FeC}{{\text{l}}_{\text{3}}}$
D. $\text{4CO+F}{{\text{e}}_{\text{3}}}{{\text{O}}_{\text{4}}}\xrightarrow{{{\text{t}}^{\text{o}}}}\text{3Fe+4C}{{\text{O}}_{\text{2}}}$
Loga
Hóa Học lớp 12
