A. The rupturing of benzene ring
B. Substitution reaction
C. Addition reaction
D. No-reaction
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Related Mcqs:
- In benzene sulphonic acid the sulphonic group is attached with benzene ring through ___________________?
- A. Hydrogen B. Oxygen C. Sulphur D. OH...
- How many moles of H2 are added up when benzene is heated with hydrogen in the presence of platinum ?
- A. Two B. Three C. Four D. Six...
- Replacement of hydrogen of benzene by alkyl group in the presence of alkyl halide & aluminum chloride is known as__________________?
- A. Dows process B. Friedel & Craft acylation C. Friedel & Craft alkylation D. Clemmenson reduction...
- When aquious bromine is added to aqueous phenol a creamy white ppt is obtained. What does this reaction show ?
- A. phenol is unsaturated B. 2-bromophenol is insoluble in water C. a hydroxy group makes the benzene ring more susceptible to electrophilic attack D. acid-base reaction...
- Bromine can be liberated from KBr solution by the action of _______________?
- A. Iodine solution B. Chlorine C. NaCl D. Ki...
- SO2 reacts with Cl in sunlight to form__________?
- A. Sulphur dioxide B. Sulphuryl chloride C. Suphanyl chloride D. All of the above Submitted by: Muhammad Ali Kunbhar...
- Phenanthrene is a fused polycyclic compound contains __________ benzene rings ?
- A. Two B. Three C. Four D. Five...
- What catalyst is employed when benzene is prepared from acetylene at 70°C?
- A. Cr2O3 + A2O3 + SiO2 B. Raney nickel C. Organo-nickel D. Ni 250 – 300°C...
- Benzene is heated in air with V2O5 at 450°C it undergoes________________?
- A. Substitution reaction B. Addition reaction C. Elimination reaction D. Oxidation reaction...
- The preparation of benzene from acetylene can also be said as_________________?
- A. Oxidation B. Polymerization C. Dehydration D. Condensation...
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