MCQOPTIONS
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MCQOPTIONS
| 1. |
Which of the following are redox reactions? |
| A. | \[\frac{1}{2}{{H}_{2}}+\frac{1}{2}{{I}_{2}}+HI\] |
| B. | \[PC{{l}_{5}}\to PC{{l}_{3}}+C{{l}_{2}}\] |
| C. | \[2CuS{{O}_{4}}+4KI\to C{{u}_{2}}{{I}_{2}}+2{{K}_{2}}S{{O}_{4}}+{{I}_{2}}\] |
| D. | \[CaOC{{l}_{2}}\to C{{a}^{+2}}+OC{{l}^{-}}+C{{l}^{-}}\] |
| Answer» B. \[PC{{l}_{5}}\to PC{{l}_{3}}+C{{l}_{2}}\] | |