Question

The colour of the following ions V${}^{2+}$, V${}^{3+}$, V${}^{4+}$, Fe${}^{2+}$, Fe${}^{3+}$ are respectively

• A. green, violet, blue, green, yellow
• B. yellow, green, violet, green, blue
• C. violet, green, yellow, green, blue
• D. yellow, green, blue, green, violet
• E. violet, green, blue, green, yellow

Answer 1

Answer: (E)

Correct answer is (e) violet, green, blue, green, yellow