Example of Essay Question:
Solid Z has a melting point of 65oC. Describe a laboratory experiment to determine the melting point of Z. Your answer should show how the melting point of Z is determined.
Requirement of the Question
a) Procedure and diagram
b) A table showing time and temperature.
c) Sketch a graph temperature of substance Z against time.
d) Show how melting point of substance can be obtained from the graph.
2010-11-25
2010-11-21
Cave of Giant Crystals, Mexico
The crystals in the cave are made of selenite, a form of the common mineral gysum. Slelenite is translucent & soft. Research carried out by the scientist through uranium-thorium dating suggests the larget crystals are about 600 000 years old.
For more details, visit http://www.crystalinks.com/mexicocrystals.html
2010-11-12
Perfect Score Chemistry Module Year 2010
Perfect Score Chemistry Year 2010 compiles common questions for Paper 2 & 3 SPM into 4 set.
Set 1: Chapter 2, 3, 4, & 5 in Form 4
Set 2: Chapter 6 in Form 4 & Chapter 3 in Form 5
Set 3: Chapter 7 & 8 in Form 4; Chapter 1 & 4 in Form 5
Set 4 : Chapter 2 & 5 in Form 5, Chapter 9 in Form 4
To download,
This set is helpful especially to know better common questions in Paper 2 & 3 SPM.
Set 1: Chapter 2, 3, 4, & 5 in Form 4
Set 2: Chapter 6 in Form 4 & Chapter 3 in Form 5
Set 3: Chapter 7 & 8 in Form 4; Chapter 1 & 4 in Form 5
Set 4 : Chapter 2 & 5 in Form 5, Chapter 9 in Form 4
To download,
This set is helpful especially to know better common questions in Paper 2 & 3 SPM.