Question

Primary and secondary valencies of the central metal in ( Co(NH3)5Cl )cl2
1) 2,5. 2) 2,6

3) 3,6. 4) 6,4

Answer 1

Answer:

this is very difficult I don't know this answer

Answer 2

Answer:

3

Explanation:

Primary valency is the oxidation state

x+5(0)-1-2=0 Hence x=+3

Secondary valency is the no of ligands attached to. central metal atom or coordination number

Means the ligands in the square bracket

5NH3+1Cl=6