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Describe layer test for Bromide and Iodide ions.

Add carbon-di-sulphide in presence of dil. HCl n chlorine water to it .....in case it is bromine it will give orange layer...in case of iodine it will give violet layer

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Layer test is with dil HNO3 +AgNO3 -------->If it is Cl gives curdy white ppt AgCl soluble in ammonium hydroxide -------->Br gives pale yellow ppt AgBr ---------->I gives yellow ppt AgI LAYER TEST CH3Cl +Conc HNO3 -------> If br then orange layer form If I then violet layer form
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Salt + water. Add CCl4 and Chlorine water.
reddish brown layer is Bromine
If violet layer, then its Iodine
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