Aromatic Hydrocarbons MCQs

Option A: Glycol

Option B: Glyoxal

Option C: Vicinal diol

Option D: Both B & C

Correct Answer: Glyoxal ✔

Option A: Oxidation

Option B: Polymerization

Option C: Dehydration

Option D: Condensation

Correct Answer: Polymerization ✔

Option A: Substitution reaction

Option B: Addition reaction

Option C: Elimination reaction

Option D: Oxidation reaction

Correct Answer: Oxidation reaction ✔

Option A: NO3

Option B: NO

Option C: NO2-

Option D: NO2+

Correct Answer: NO ✔

Option A: Substitution reaction

Option B: Addition reaction

Option C: Polymerization reactions

Option D: Oxidation reactions

Correct Answer: Polymerization reactions ✔

Option A: Ether

Option B: Ketone

Option C: Aldehyde

Option D: Ester

Correct Answer: Ketone ✔

Option A: diphenyl amine

Option B: diphenyl methane

Option C: naphthalene

Option D: biphenyl

Correct Answer: naphthalene ✔

Option A: acetylene

Option B: N-hexane

Option C: Benzene sulphonic acid

Option D: Sodium benzoate

Correct Answer: N-hexane ✔

Option A: Benzyl chloride

Option B: o – chlorotoluene

Option C: p – chlorotoluene

Option D: benzoic acid

Correct Answer: Benzyl chloride ✔

Option A: Specific gravity method

Option B: Vapour density method

Option C: X-ray diffraction method

Option D: Distillation methos

Correct Answer: Vapour density method ✔

Option A: o – chloronitrobenzene

Option B: p – chloronitrobenzene

Option C: m – chloronitrobenzene

Option D: A & B

Correct Answer: A & B ✔

Option A: Imino group

Option B: Amino group

Option C: Amide group

Option D: Nitro group

Correct Answer: Amino group ✔

Option A: Hydrogen

Option B: Oxygen

Option C: Sulphur

Option D: OH

Correct Answer: Sulphur ✔

Option A: Glyoxime

Option B: Benzaldehyde

Option C: Glycol

Option D: Glyoxal

Correct Answer: Glyoxal ✔

Option A: C6H6O9

Option B: C6H5O8

Option C: C6H5O9

Option D: C6H6O6

Correct Answer: C6H6O9 ✔

Option A: Toluene

Option B: Ethyl benzene

Option C: n-propyl benzene

Option D: All

Correct Answer: All ✔

Option A: Dows process

Option B: Friedel & Craft acylation

Option C: Friedel & Craft alkylation

Option D: Clemmenson reduction

Correct Answer: Friedel & Craft alkylation ✔

Option A: On hydrogenation 208 KJ/mole is liberated

Option B: C-H bond length in benzene is 1.09 A?

Option C: Molecular mass of benzene is 78.108

Option D: Resonance energy of benzene is 150.5 K Cal/mole

Correct Answer: Resonance energy of benzene is 150.5 K Cal/mole ✔

Option A: Benzene

Option B: Nitro benzene

Option C: Toluene

Option D: Chlorobenzene

Correct Answer: Toluene ✔

Option A: HSO4-

Option B: SO2

Option C: SO3

Option D: H+

Correct Answer: SO3 ✔

Option A: The rupturing of benzene ring

Option B: Substitution reaction

Option C: Addition reaction

Option D: No-reaction

Correct Answer: Addition reaction ✔

Option A: Heating sod. Salt of Benzoic acid with soda lime

Option B: Distilling phenol with Zn dust

Option C: Chlorobenzene with NaOH at 360°C & 150atm.

Option D: Hydrolysis of benzene sulphonic acid with super heated steam

Correct Answer: Chlorobenzene with NaOH at 360°C & 150atm. ✔

Option A: Cr2O3 + A2O3 + SiO2

Option B: Raney nickel

Option C: Organo-nickel

Option D: Ni 250 – 300°C

Correct Answer: Organo-nickel ✔

Option A: 150.5 kJ/mol

Option B: 250.5 kJ/mol

Option C: 150.5 Cal/mol

Option D: 250.5 Cal/mol

Correct Answer: 150.5 kJ/mol ✔

Option A: Two

Option B: Three

Option C: Four

Option D: Six

Correct Answer: Three ✔

Option A: The presence of Oxygen

Option B: The presence of Hydrogen

Option C: The absence of Oxygen

Option D: The presence of excessive Oxygen

Correct Answer: The absence of Oxygen ✔

Option A: Bromine

Option B: Chlorine

Option C: Fluorine

Option D: Iodine

Correct Answer: Iodine ✔

Option A: 3

Option B: 4

Option C: 6

Option D: 8

Correct Answer: 6 ✔

Option A: Two

Option B: Three

Option C: Four

Option D: Five

Correct Answer: Three ✔