Phương trình điều chế O2 trong công nghiệp là:
A.\(KCl{O_3}\xrightarrow{{{t^0}}}KCl{\text{ }} + \frac{3}{2}{O_2} \uparrow \)
B.\(2KMn{O_4}\xrightarrow{{{t^0}}}{K_2}Mn{O_4} + {\text{ }}Mn{O_2} + {\text{ }}{O_2} \uparrow \)
C.\({H_2}O{\text{ }}\xrightarrow{{{\text{ ĐPMN}}}}{H_2} + \frac{1}{2}{O_2} \uparrow \)
D.\(KN{O_3}\xrightarrow{{{t^0}}}KN{O_2} + \frac{1}{2}{O_2} \uparrow \)
A.\(KCl{O_3}\xrightarrow{{{t^0}}}KCl{\text{ }} + \frac{3}{2}{O_2} \uparrow \)
B.\(2KMn{O_4}\xrightarrow{{{t^0}}}{K_2}Mn{O_4} + {\text{ }}Mn{O_2} + {\text{ }}{O_2} \uparrow \)
C.\({H_2}O{\text{ }}\xrightarrow{{{\text{ ĐPMN}}}}{H_2} + \frac{1}{2}{O_2} \uparrow \)
D.\(KN{O_3}\xrightarrow{{{t^0}}}KN{O_2} + \frac{1}{2}{O_2} \uparrow \)
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