Question

In hemoglobin the metal ion present is

• A. $Fe^{2+}$
• B. $Zn^{2+}$
• C. $Co^{2+}$
• D. $Cu^{2+}$

Answer 1

Answer: (A)

$Fe^{2+}$

Answer 2

Haemoglobin contains ferrous ion $\left( Fe ^{2+}\right)$.