Which of the following compounds is not correct about the reaction of sodium material for the manufacture of plastics?
A. Ethyne B. Ethane C. Monochloroethene D. Propene E. Butadiene Correct Answer: Option B – EthaneWhich of the following gases will have the highest rate of diffusion under the same conditions? (H = 1, C =12, O = 16, S = 32, CI = 35.5)
A. O2 B. CI2 C. HCI D. H2S E. CO2 Correct Answer: Option A – O2
The formula (CH3)3 COH is that of a?
A. polyhdric alkanol B. secondary alkanol C. tertiary alkanol D. primary alkanol E. trihydric alkanol Correct Answer: Option C – tertiary alkanol
When sucrose is warmed with Fehling’s solution?
A. a silver mirror is produced B. the solution turns milky C. a brick-red precipitate is formed D. there is no precipitate E. a blue coloration is produced Correct Answer: Option D – there is no precipitateProducts
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