Many of you in Singapore will be taking your End-of-Year School Exams or GCE O-Levels Exams in less than 5 weeks time.
Let’s try out some questions for revision.
Question 1:
Describe what you would see in each of the following reactions. Name the reaction product (s) which is responsible for each observation.
(a) Ethene is bubbled into aqueous bromine
(b) Magnesium is added into Copper(II) sulfate solution
(c) Solutions of silver nitrate and sodium iodide are mixed
(d) Zinc is added to sulfuric acid
(e) Calcium carbonate is heated in a test tube
(f) Solutions of sodium hydroxide and iron (II) chloride are mixed
Go try it out and leave your answers in the “Comment” section below.
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