Question

In the complex ion \[\ce{[CoCl(en)2ONO]+}\], the coordination number and the oxidation number of the central metal ion are ______ and ______.

Options

• four

• three

• remains same 

• propane

• ns^1-2 

• increases

• six 

• propan-2-ol

• (n-1)d^1-10 

• two

• decreases

• Clemmensen’s

• Wolff-Kishner

Answer 1

In the complex ion \[\ce{[CoCl(en)2ONO]+}\], the coordination number and the oxidation number of the central metal ion are six and three.