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Qualitative Analysis Of Inorganic Compounds Introduction An Inorganic substance is made up of two parts: cations and anions. For qualitative analysis of inorganic compounds, chemical test have to be performed for both cations and anions present. Preliminary Tests of substances 1. Colour and general characteristics Many compounds of transition metals are colored. Observation Probable inference (not a definite conclusion) Blue colour hydrated copper (II) salts Green colour Hydrated copper (II), iron(II) or nickel (II) salts Yellow colour Chromates ( ), hydrated iron (III) salts, PbO, PbI2, AgI Brown colour Hydrated iron(III) salts; ( )MnO2 Purple colour Permanganates ( ) Orange colour Dichromates ( ) Black colour Many sulphides* (e.g.
Approximate Word count = 369
Approximate Pages = 1.5
(250 words per page double spaced)
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