3 moles of metal complex with formula $C o (e n)_{2} C l_{3}$ gives 3 moles of silver chloride on treatment with excess of silver nitrate. The secondary valency of $C o$ in the complex is ______. (Round off to the Nearest integer).

6.0

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6.00

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Solution

Each mole of complex gives one mole of $A g C l$ which indicates two chloride ions present in coordination sphere, So, the complex is $[C o (e n)_{2} C l_{2}] C l$ having a coordination number of 6. Secondary valency is equal to the coordination number.

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3 moles of metal complex with formula Co(en)2Cl3 gives 3 moles of silver chloride on treatment with excess of silver nitrate. The secondary valency of Co in the complex is ______. (Round off to the Nearest integer). ​​​​​​​

Each mole of complex gives one mole of AgCl which indicates two chloride ions present in coordination sphere, So, the complex is [Co(en)2Cl2]Cl having a coordination number of 6. Secondary valency is equal to the coordination number.

3 moles of metal complex with formula $C o (e n)_{2} C l_{3}$ gives 3 moles of silver chloride on treatment with excess of silver nitrate. The secondary valency of $C o$ in the complex is ______. (Round off to the Nearest integer).

Each mole of complex gives one mole of $A g C l$ which indicates two chloride ions present in coordination sphere, So, the complex is $[C o (e n)_{2} C l_{2}] C l$ having a coordination number of 6. Secondary valency is equal to the coordination number.