A. The presence of Oxygen B. The presence of Hydrogen C. The absence of Oxygen D. The presence of excessive Oxygen
A. Two B. Three C. Four D. Six
A. 150.5 kJ/mol B. 250.5 kJ/mol C. 150.5 Cal/mol D. 250.5 Cal/mol
A. Cr2O3 + A2O3 + SiO2 B. Raney nickel C. Organo-nickel D. Ni 250 – 300°C
A. Heating sod. Salt of Benzoic acid with soda lime B. Distilling phenol with Zn dust C. Chlorobenzene with NaOH at 360°C & 150atm. D. Hydrolysis of benzene sulphonic acid with super heated steam
A. The rupturing of benzene ring B. Substitution reaction C. Addition reaction D. No-reaction
A. HSO4- B. SO2 C. SO3 D. H+
A. Benzene B. Nitro benzene C. Toluene D. Chlorobenzene
A. On hydrogenation 208 KJ/mole is liberated B. C-H bond length in benzene is 1.09 A? C. Molecular mass of benzene is 78.108 D. Resonance energy of benzene is 150.5 K Cal/mole
A. Dows process B. Friedel & Craft acylation C. Friedel & Craft alkylation D. Clemmenson reduction