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Hypo is used to dissolve the undissolved silver halides to form a soluble complex. This is the principle involved in developing photographic films. The oxidation number and coordination number of central metal in the complex is
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Correct option is C
2Na2S2O3+AgBr→Na3AgS2O32+NaBr; Ox.state...'+1' ; C.No.....2 ;Similar Questions
A reagent used for identifying nickel ion is:
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