Qualification > Sciences
CHEMISTRY PAPER 1 HERE
MR.BooMBastiC:
--- Quote from: madee on June 11, 2009, 10:41:04 am ---yea srry copper oxide is black
--- End quote ---
yep..but da 3rd one i doubt da question.....none can be yellow....
By the way....he is not replying......wrs he...cocky..
....:
--- Quote from: MR.BooMBastiC on June 11, 2009, 10:42:34 am ---
--- Quote from: madee on June 11, 2009, 10:41:04 am ---yea srry copper oxide is black
--- End quote ---
yep..but da 3rd one i doubt da question.....none can be yellow....
By the way....he is not replying......wrs he...cocky..
--- End quote ---
Umm, iron (III) oxide is yellow.
Priceless:
xactly madee.....so dats y ders no change in da electrolyte....so it is 'b'...
n thnkz though madee n i-insane...i 4got abt dat sodium CO3 duznt decompose......but is iron carbonate white?
MR.BooMBastiC:
no.its brown
i guess...........
i havent been to the lab since 2 years.. .......!!!!
my cheap school [sighs]
simba:
hey guyz will somebody help me in this question number 25 november 06.....
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