1. Aniline
2. Chloroform
3. Ethanol
4. KOH
Ethanol
1. O2
2. H2
3. ClO2
4. HOCl
O<sub>2 </sub>
1. azo benzene
2. aniline
3. N-phenyl hydrohyl amine
4. hydrazobenzene
N-phenyl hydrohyl amine
1. CH3COOH
2. CH3NC
3. CH3COO C2H5
4. CH3 CH2OH
CH<sub>3</sub>COOH
1. phenyl hydrazine
2. 2,4-dinitro phenyl hydrazine
3. Fehling's solution
4. sodium bisulphate
Fehling\'s solution
1. C2H6
2. C2H4
3. C2H2
4. CH4
C<sub>2</sub>H<sub>4</sub>
1. three sp3 and three sp2
2. three sp3 and three sp
3. all six sp
4. all six sp2
all six sp<sup>2</sup>
1. H2S
2. H2O
3. H2Se
4. H2Te
H<sub>2</sub>Te
1. 3, 3, 3-rimethyl l-propane
2. 3,3-trimethyl l-butane
3. 1, 1, 1-trimethyl 3-propane
4. 1, 1-dimethyl 3-butane
3,3-trimethyl l-butane
1. CHCl3
2. CCl3CHO
3. CH2Cl
4. CH3Cl
CHCl<sub>3</sub>