JEE Main Chemistry question

Coordination compounds have great importance in biological systems. In this context, which of the following statements is incorrect? **[Jamia Millia Islamia 2007]**

(A)Chlorophyll is a green pigment in plants and contains calcium.Correct
(B)Haemoglobin is the red pigment of blood and contains iron.
(C)Cyanocobalamin is vitamin and contains cobalt.
(D)Carboxypeptidase-A is an enzyme and contains zinc.

Answer: (A)

Solution

Chlorophyll is a magnesium-porphyrin complex, not a calcium complex — statement (A) is incorrect. Haemoglobin

See the full step-by-step solution

Create a free account to read the complete working, and practise questions like this in a timed test.

Create a free account

Question ID VK-155424