The formula of phenoxy benzene is-
1. C6H5C6H5
2. C6H5-O-C6H5
3. C6H5-O-C6H6
4. None of the above
CHCHXY is:
1. CH2
OH-CH2OH
2. CH3CH2OH
3. CH3
COOH
4. CH3OH
Which of the following reacts with water
1. CHCl3
2. CCl4
3. CCl3CHO
4. CH2ClCH2Cl
The order of decreasing acidic character of cyclohexanol (I), acetic acid (II), 2,4,6-trinitrophenol (III), and phenol (IV),is -
1. III>II>IV>I
2. II>III>I>IV
3. II>III>IV>I
4. III>IV>II>I
Picric acid and benzoic acid can be distinguished by:
1. Aqueous NaHCO3
2. Aqueous
3. Aqueous FeCl3
4. Aqueous Na2CO3
Butan-2-ol is a-
1. Primary alcohol
2. Secondary alcohol
3. Tertiary alcohol
4. None of the above
Primary alcohols can be obtained from the reaction of the RMgX with:
1. HCHO
2. H2O
3. CO2
4. CH3CHO
CH3CH2ClX YZ
In the above reaction sequence, Z is
1. CH3CH2CH2NHCOCH3
2. CH3CH2CH2NH2
3. CH3CH2CH2CONHCH3
4. CH3CH2CH2CONHCOCH3
The commonly used dehydrating agent in the preparation of an ester is :
1. P2O5
2. Anhydride CaCl2
3. Anhydride AlCl3
4.Conc. H2SO4
Oxidation of allylic alcohol, (CH2=CH-CH2OH) gives a mixture of oxalic acid and formic acid. If this oxidation is done in presence of bromine. One would expect only:
1. Oxalic acid
2. Formic acid
3. Succinic acid
4. Acrylic acid