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How many of the following salts are yell...

How many of the following salts are yellow in colour?
`Ag_(2)CrO_(4), PbO_(2), Bi_(2)S_(3), K_(4)[Fe(CN)_(6)], SnS_(2), CuO`,
`K_(3)[Co(NO_(2))_(6)], NaCrO_(2)`

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K_(4)[Fe(CN)_(6)]+2CuSO_(4)toCu_(2)[Fe(CN)_(6)]darr

K_(4)[Fe(CN)_(6)]+ZnSO_(4) to Zn_(2)[Fe(CN)_(6)]darr

K_(3)[Fe(CN)_(6)]+FeCl_(2) to Fe_(3)[Fe(CN)_(6)]_(2)darr

4KCN+Fe(CN)_(2)darr to K_(4)[Fe(CN)_(6)]

Fe(CN)_(2)darr+4KCN to K_(4)[Fe(CN)_(6)]

Fe(CN)_(2)darr+4KCN to K_(4)[Fe(CN)_(6)]

K_(4)[Fe(CN)_(6)]+2ZnSO_(4) to Zn_(2)[Fe(CN)_(6)]darr+2K_(2)SO_(4)

K_(4)[Fe(CN)_(6)]+2CuSO_(4)toCu_(2)[Fe(CN)_(6)]darr+2K_(2) SO_(4)

Fe(CN)_(2)darr+KCN to K_(3)Fe(CN)_(6)

Why K _(3)[Fe(CN)_(6)] is more stable than K_(4)[Fe(CN)_(6)]

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  13. {:(,"List-I",,"List-II",),(,"Type of ionic compound",,,),((P),"NaCI ty...

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  14. {:(,"List-II",,"List-II",),(,"Aqueous solution of salt",,"Observation ...

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