question_answer

Both oxidation and reduction takes place in:

A)  \[NaBr+HCl\xrightarrow{{}}NaCl+HBr\]

B)  \[HBr+AgN{{O}_{3}}\xrightarrow{{}}AgBr+HN{{O}_{3}}\]

C)  \[{{H}_{2}}+B{{r}_{2}}\xrightarrow{{}}2HBr\]

D)  \[CaO+{{H}_{2}}S{{O}_{4}}\xrightarrow{{}}CaS{{O}_{4}}+{{H}_{2}}O\]

Correct Answer: C

Solution :

Both oxidation and reduction are taking place in \[{{H}_{2}}\]?Reducing agent \[B{{r}_{2}}\]?Oxidising agent