chemistry.pdf

Uganda Certificate of Education UGANDA NATIONAL EXAMINATIONS BOARD 2024 2 hours Random No. | | | | | | Personal No. | | | | | | | | | | | Answers to Section A must be written in the spaces provided while those of Section B must be written on the answer booklet(s) provided. 2 hours INSTRUCTIONS TO CANDIDATES: Section A has two compulsory items. Paper 1 545/1 CHEMISTRY Paper 1 Candidate’s Name: .................................................................................................... Signature: ……........................................ CHEMISTRY Section B has two Parts; I and II. Answer one item from each part. Answer four items in all. Any additional item(s) answered will not be scored. (Do not write your School/ Centre Name or Number anywhere on this Booklet.) This paper consists of two sections; A and B. It has six examination items. © 2024 Uganda National Examinations Board Turn Over SECTION A 2 Item 1. Onyera, living in an area where they use bore hole water, slid, fell and his white shirt became dirty. He decided to use a detergent to clean his shirt. The shirt remained with some brown spots yet he had rinsed it several times. Task: As a chemistry learner; (a) point out the problem Onyera made when choosing a product. __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ (b) help Onyera understand how the product wor