When Ethane-1,2-diamine is added progressively to an aqueous solution of Nickel (II) chloride, the sequence of…

Question

When **Ethane-1,2-diamine** is added progressively to an aqueous solution of **Nickel (II) chloride**, the sequence of colour change observed will be:

Accepted Answer

A. Green $$\rightarrow$$ Pale Blue $$\rightarrow$$ Blue $$\rightarrow$$ Violet

Answer

B. Pale Blue $$\rightarrow$$ Blue $$\rightarrow$$ Green $$\rightarrow$$ Violet

Answer

C. Pale Blue $$\rightarrow$$ Blue $$\rightarrow$$ Violet $$\rightarrow$$ Green

Answer

D. Violet $$\rightarrow$$ Blue $$\rightarrow$$ Pale Blue $$\rightarrow$$ Green

Answer & step-by-step solution

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