O-Level Chemistry Notes (Summary Version) Short Notes For Revision + Diagram

O‐Level Sc
(Chemistry) v1.6
X‐tra
Short Summarized Exam Notes

You should read through this booklet before entering the
exam hall!

This booklet contains extra notes have not been included in
the “Full Science Chemistry Summarized notes 1.5” booklet.

Some of the notes might be the direct answer to your
upcoming O‐Level paper!

http://www.ray‐revision.webs.com


©RAY‐Notes 2009
February 2009
All Rights Reserved

,Science (Chemistry) Summarized version 1.6 (Extra Exam Notes Edition) Copyright:
©RAY‐Notes 2009Salman Bhatti
(Hard‐copy)


Notice: This exam notes booklet is a follow‐up release after “Science Chemistry Full v1.5” is released
on January 2009.

If you do not have the version 1.5, it is strongly recommended that you download it free at
http://www.ray‐revision.webs.com

Use this booklet as a quick revision tool before you enter the exam hall.

Any errors or mistakes on the notes should be forwarded to Ray‐Notes® 2009 directly via email.

, Science (Chemistry) Summarized version 1.6 (Extra Exam Notes Edition) ©RAY‐Notes 2009
(Hard‐copy)


Remember to draw this out in Chemistry exams!
(Solubility tables from your textbooks are harder to memorise)


Soluble Insoluble
Nitrate All -
Remember via:
Sulfate Rest Ba, Ca, Pb
“Baked Chicken Pasta
Chloride Rest Ag, Pb At Pastamania”

Carbonate Group1 Rest
’Secret’ Table contributed by Ms Aida (BtVSS, MOE Singapore)



This table helps you know whether a salt is soluble or not.

Below: Preview of the Modified Periodic Table.
Full version available for free download at Ray‐revision.webs.com