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1989 WAEC Chemistry Theory Name the type of chemical process involved in the production of (a) polythene from ethene...

Chemistry
WAEC 1989

Name the type of chemical process involved in the production of

(a) polythene from ethene

(b) ethene from kerosene fraction of petroleum.

(c) soap from vegetable oils

(d) margarine from vegetable oils

 

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Explanation

(a) Polythene is produced from ethene by polymerization.

(b) Ethene can be produced from kerosine fraction of petroleum by cracking process.

(c) Soap is produced from vegetable oil by alkaline hydrolysis of the oil (ester)

(d) Magarine is produced from vegetable oil by hydrogenation of the oil


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WAEC May/June 2024 - Practice for Objective & Theory - From 1988 till date, download app now - 99995
WAEC offline past questions - with all answers and explanations in one app - Download for free
WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709
WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709
WAEC offline past questions - with all answers and explanations in one app - Download for free
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
WAEC May/June 2024 - Practice for Objective & Theory - From 1988 till date, download app now - 99995