1.

Cr(OH)_(3) is madesoluble in NaOH in presence of _________(a)________ when (b) _____of____(c ) ____ colouris formedand gives yellow ppt. of (d) _____when (e ) ____ is added.

Answer»


ANSWER :a.`H_(2)O_(2)`,B.`Na_(2)CrO_(2)`,c.yellow,d. `PbCrO_(4)`,e. `(CH_(3)COO)_(2)PB`


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