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![[Post New]](/templates/default/images/icon_minipost_new.gif) 17 May 2008 11:58:07 IST
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assertion hydrogen iodide cannot be prepared by action of conc h2so4 on pottasium iodidg
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17 May 2008 11:59:11 IST
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reason h2so4 is a oxidising agent
plz
give ans
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17 May 2008 11:59:34 IST
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the assertion and reason are correct...but the R is not the correct explanation
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17 May 2008 12:01:40 IST
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ans is a
i think the reason should not be this
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17 May 2008 12:02:01 IST
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the reaction is a reversible reaction...so cannot be used for the preparation untill and unless some amount of phosphorus is added to it
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17 May 2008 12:03:41 IST
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but in the book ans is given as a tat meanse reason is also correct
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17 May 2008 12:05:43 IST
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Well i think Ans must be B
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17 May 2008 12:06:27 IST
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I dont think so...i had read the reaction...but this is a reversible reaction and for...preventing it to..further oxidize some amount of P [RED] is added which converts the remaining I to I2 and we can easily get HI
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