A. vegetable oil
B. coaltar
C. wood
D. none of these
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Related Mcqs:
- Heating phenol with Zn will yield_________________?
- A. Benzene B. Benzoic acid C. Phenoxide D. Cyclohexane...
- Treating phenol with formaldehyde in the presence of dilute base forms Bakelite. The process involved is_________________?
- A. oxidation B. elimination C. condensation polymerization D. additional polymertization...
- The hydrogenation of phenol in the presence of Ni and heat gives_________________?
- A. cyclohexane B. n – hexane C. 1 – hexanol D. cyclohexanol...
- When phenol is heated with concentrated nitric acid the product is________________?
- A. Picric acid B. o-nitrophenol C. 1 3 5 -trinitro benzene D. p-nitrophenol...
- 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...
- Formaldehyde condenses with phenol in the presence of dilute H2SO4 to yield________________?
- A. Nylon 66 B. urotropine C. Aniline formaldehyde plastic D. Bakelite...
- In solvent extraction ether is used to separate products of organic synthesis from________________?
- A. water B. iodine C. hydrochloric acid D. gases...
- The non-ideal behaviour results chiefly from________________?
- A. Intermolecular attraction and infinite volume B. Elastic collisions and finite volume C. Intermolecular attractions and finite volume D. Intermolecular attraction only...
- The rectified spirit contains________________?
- A. 12% alcohol B. 90% alcohol C. 95% alcohol D. 100% alcohol...
- An alcohol which can be prepared by fermentation is_________________?
- A. CH3OH B. C3H7OH C. CH3 – CH2 – OH D. C6H5OH...
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