Chemistry · 2015
JEE Main · 10 April 2015, Shift 1 · Q47
An aqueous solution of a salt X turns blood red on treatment with SCN ^- and blue on treatment with K_4[ Fe ( CN )_6]. X also gives a positive…
An aqueous solution of a salt X turns blood red on treatment with SCN $\displaystyle { }^{-}$and blue on treatment with $\displaystyle \mathrm{K}_4\left[\mathrm{Fe}(\mathrm{CN})_6\right]$. X also gives a positive chromyl chloride test. The salt X is :
Official answer
(2)
$\displaystyle \mathrm{FeCl}_3$
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