Complete the following chemical equations : (i) `Cr_2O_6^(2-)+6Fe^(2+)+14H^+to` (ii) `2CrO_4^(2-)+2H^+to` (iii) `2MnO_4^(-)+5C_2O_4^(2-)+16H^+to`

Complete the following chemical equations : (i) `Cr_2O_6^(2-)+6Fe^(2+)

1.	Complete the following chemical equations : (i) `Cr_2O_6^(2-)+6Fe^(2+)+14H^+to` (ii) `2CrO_4^(2-)+2H^+to` (iii) `2MnO_4^(-)+5C_2O_4^(2-)+16H^+to`
Answer» (i) `6e^(2+)+Cr_2O_7^(2-)+14H^+to2Cr^(3+)+6Fe^(3+)+7H_2O` (ii) `2CrO_4^(2-)+2H^+toCr_2O_7^(2-)+H_2O` (iii) `2MnO_4^(-)+5C_2O_4^(2-)+16H^(+)to2Mn^(2+)+10CO_2+8H_2O`

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(i) Arrange the following compounds in an increasing order of basic strength : `C_(6)H_(5)NH_(2), C_(6)H_(5)N(CN_(3))_(2), (C_(2)H_(5))_(2)NH and CH_(3)NH_(2)` (ii) Arrange the following compounds in a decreasing order of `pK_(b)` values: `C_(2)H_(5)NH_(2), C_(6)H_(5)NHCH_(3), (C_(2)H_(5))_(2) NH and C_(6)H_(5)NH_(2)`
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Complete the following chemical equations : (i) `Cr_2O_6^(2-)+6Fe^(2+)+14H^+to` (ii) `2CrO_4^(2-)+2H^+to` (iii) `2MnO_4^(-)+5C_2O_4^(2-)+16H^+to`

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