I am NOT answering Q’s on whatsapp anymore. It’s far too time consuming for me to type replies out on my crappy drunk spell-checking handphone. You can ask here though: https://kychem.wordpress.com/2017/04/14/no-questions-on-whatsapp-please/

1) Past years papers HOMEPAGE
2) All Units for 2015 Syllabus
3) All Units for 2016 Syllabus
4) General Questions
5) Electronics home page
6) Computational Chemistry home page

Until further notice, this page is set to be a ‘sticky’ –
i.e. a permanent header page.
Newer posts will appear below it, so scroll down to see them…

How to use this blog: You can use the search-box in the right hand menu to (try and) find topic specific content. Use this format: TopicNumber(subsection)SyllabusYear e.g. 7(f)2015  – the colour’s there to help visualize the format more clearly. You can also navigate this site using the various “Home Page” links on the right hand menu.

* If you cause disorganisation of this site by not commenting in the appropriate place, you comment may be deleted

No Questions on Whatsapp please.

I will no longer answer Q’s on whatsapp. Replying on my phone takes too much time. Ask questions here. I will answer them on this blog. Pleease identify yourself, so I can focus on KYUEM students.  

WeMos module pinout vs. Arduino

Update: We have the WeMos D1 (Revision 1) and NOT as I first thought the D1 R2! After Installing the “WeMos drivers” into the Arduino IDE –> follow these instructions: http://www.wemos.cc/tutorial/get-started-arduino.html  I’ve tried the blink sketch. It took quite a long … Continue reading

Teachers report P53 Winter 2015

9701-chemistry-p53-winter-2015-v1 I haven’t given you this paper yet, but I’m uploading the Teachers report in advance while I have the time. Not looked at the mark scheme for this paper either (same as variant P51)