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Which one of the following reagent can differentiate between `C_(2)H_(4)OH and CH_(3)OH`?A. `H_(2)O`B. `Na_(2)CO_(3)+l_(2)`C. `NH_(3)`D. `HCl` |
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Answer» Correct Answer - B `CH_(3)OH and C_(2)H_(5)OH` can be differentiated by using `Na_(2)CO_(3)` and `l_(2)` (Iodoform test). `C_(2)H_(5)OH` gives yellow precipitate of `CHl_(3)` whereas `CH_(3)OH` does not react with it. `C_(2)H_(5)OH+4I_(2)+Na_(2)CO_(3)rarrunderset("(yellow ppt.)")underset("lodoform")(CHI_(3))` `CH_(3)OH+I_(2)+Na_(2)CO_(3) rarr "No reaction"` |
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