A compound X with molecular formula C₃H₈O can be oxidised to a compound Y with the molecular formula C₃H₆O₂. X is most likely to be:

1. primary alcohol                     

2. secondary alcohol

3. aldehyde                               

4. ketone

Which of the following is not alcohol?

1. CH₂=CHCH₂OH                         

2. CH₂OHCH₂OH

3. C₆H₅CH₂OH                               

4. C₆H₅OH

Rectified spirit contains:

1. 75.0 % alcohol                           2. 85.5% alcohol

3. 95.6 % alcohol                           4. 100.0% alcohol

Isopropyl alcohol and n-propyl alcohol are:

1. position isomers                                2. chain isomers

3. functional isomers                              4. none of these

Fenton's reagent is:

1. H₂O + FeSO4                     

2. H₂O₂ + FeSO₄

3. H₂O₂ + ZnSO₄                   

4. NaOH + FeSO₄

Resorcinol and conc. H₂SO₄ in presence of phthalic anhydride produce a compound which is:

1. a dye                             2. an antiseptic

3. an indicator                    4. a detergent

Ethylene oxide when treated with Grignard reagent yields                 

1. secondary alcohol                     2. tertiary alcohol

3. cyclopropyl alcohol                   4. primary alcohol

The general molecular formula, which represents the homologous series of alkanols is     

1. C_nH_2nO₂                          2. C_nH_2nO

3. C_nH_2n+1O                        4. C_nH_2n+2O

Tautomerism is not exhibited by:

The reaction products of C₆H₅-O-CH₃+ HI $\stackrel{\mathrm{A}}{\to }$

1. C₆H₅OH + CH₃l

2. C₆H₅l + CH₃OH

3. C₆H₅CH₃ +HOI

4. C₆H₆ + CH₃Ol