Chemistry

Which of the following polymers in thermosetting?

A. Bakelite B. Nylon C. Polypropene D. Polystyrene Correct Answer: Option A A. Bakelite

6 years ago

Which of the following products of biotechnology can be used as a fuel in place of petrol?

A. Butane B. Ethanol C. Ethene D. Propanol Correct Answer: Option A A. Butane

6 years ago

A substance responsible for the sour taste of unripe orange is?

A. Alkene B. Alkanol C. Alkanoic acid D. Alkanoate Correct Answer: Option C C. Alkanoic acid

6 years ago

Which of the following process does not take place in domestic water treatment?

A. Chlorination B. Flocculation C. Neutralization D. Sedimentation Correct Answer: Option C C. Neutralization

6 years ago

Which of the following substances is a heavy chemical?

A. Ammonia B. Barium Hydroxide C. Hydrochloric acid D. Tetraoxosulphate(VI)acid Correct Answer: Option D D. Tetraoxosulphate(VI)acid

6 years ago

Which of the following compounds is a secondary alkanol?

A. Ethanol B. 2-methylbutan-2-ol C. 3-methylpentan-2-ol D. Propan-1-ol Correct Answer: Option C C. 3-methylpentan-2-ol

6 years ago

Starch could be converted to glucose by the process of?

A. Condensation B. Dehydration C. Fermentation D. Hydrolysis Correct Answer: Option D D. Hydrolysis

6 years ago

Which of the following reactions would take place when concentrated sodium hydroxide solution is added to palm oil?

A. Esterification B. Neutralization C. Polymerization D. Saponification Correct Answer: Option D D. Saponification

6 years ago

A compound has an empirical formular CH2O and molecular mass of 90. [H = 1.00, C = 12.0, O = 16.0]

A. C4H10O2 B. C3H10O2 C. C3H6O3 D. C2H2O4 Correct Answer: Option C C. C3H6O3 Explanation (CH2O)n = 90 ⇒ (12…

6 years ago

The complete hydrogenation of benzene gives?

A. Cyclohexene B. Cyclohexane C. Hexene D. Hexane Correct Answer: Option B B. Cyclohexane

6 years ago