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JAMB Chemistry 2014 Objective — Question 40

Question 40 of 50 from the Joint Admissions and Matriculation Board (JAMB) Chemistry 2014 Objective paper, with the correct answer and a full explanation.

Ethyne is passed through a hot tube containing organo-nickel catalyst product benzene: 2C₂H₂ → C₆H₆. Due to the unstable nature of ethyne, it is stored by

A. passing ethyne through a hot tube containing organo-nickel catalyst product benzene
B. dissolving in propanoneCorrect
C. adding water
D. cooling to low temperature

Explanation

Due to the unstable nature of ethyne, it is stored by dissolving in propanone.

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