Qualification > Sciences

IGCSE CHEMISTRY DOUBTS

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username:
sumthin bout showin attitude 2 a mod

Black:
haha u guys crack me up!!  :D ;D
anyways i just wanted to ask for good website for chem please  :-[

username:
http://thenightdreamer.files.wordpress.com/2009/11/igcse-chemistry1.pdf

there u go

no biggie 2 me


heheheh

Master_Key:

--- Quote from: Engraved on May 30, 2010, 07:00:49 am ---Not necessariy.

Science needs conceptual understanding. But a weak concept can even gain good marks these days.

--- End quote ---

yes understanding will gain marks for any student as long as they understand it well!

**RoRo**:
Alright, I've got a Chemistry doubt here:

Explain why the formula for the compound formed when Sodium and Chlorine react is NaCl and not NaCl2

Note: this is not in the past papers, it's from my chemistry textbook.

Thanks in advance :)

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