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An organic compound (A) C_(3)H_(8)O answers Lucas test within 5-10 min and on oxidation forms (B) C_(3)H_(6)O. (B) on further oxidation forms ( C) C_(2)H_(4)O_(2) which gives effervescence with NaHCO_(3) (B) also undergoes iodoform reactions. Identify A, B and C. Explain the reactions involved. |
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Answer» Solution :(i) Compound (A) `C_(3)H_(8)O)` ANSWERS Lucas test within 5-10 MIN is at `2^(@)`- alcohol. `UNDERSET((A))(CH_(3)-overset(CH_(3))overset(|)(CH)-OH` - Isopropyl alcohol (ii) Compound (A) on oxidation gives (B) `C_(3)H_(6)O`. `CH_(3)-underset(H)underset(|)overset(CH_(3))overset(|)C-underset(H)underset(|)O + (O) overset(-H_(2)O) to CH_(3) -underset(B)overset(CH_(3))overset(|)C-O` (iii) Compound (B) on further oxidation gives ( C) `C_(2)H_(4)O_(2)`. `H_(3)C -overset(CH_(3))overset(|)C=O overset((O)) to underset((C)) (CH_(3)COOH)` (iv) Compound (B) undergoes iodoform reactions. `CH_(3)-overset(CH_(3))overset(|)(CH) -OH overset(I_(2)//KOH) to CH_(3)COCH_(3) overset(I_(2)) to CI_(3)COCH_(3) overset(KOH) to CHI_(3) + CH_(3)COOK` 
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