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Starch, commercial bleach and halides

 
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Jan4-09, 08:41 AM   #1
 

Starch, commercial bleach and halides


1. If i were asked to write the equation for starch, bleach and halides, how am i suppose to do it?



2. starch, commercial bleach (NaOCl), halides (KI, KBr, NaCl, NaF)



3. My attempt at this equation: starch + NaOCl + KI --> Kstarch + NaOCl + I2
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Jan4-09, 09:46 AM   #2
 
if i'm not wrong, you should consider the typical test for starch, with iodine forming a blue black complex with the starch.

the halides are reducing agents. and the bleach is an oxidising agent.
Jan5-09, 04:09 AM   #3
 
Quote by Kushal View Post
if i'm not wrong, you should consider the typical test for starch, with iodine forming a blue black complex with the starch.

the halides are reducing agents. and the bleach is an oxidising agent.
thanks. appreciated.
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