The cortex is the thickest layer of hair situated between the outermost cuticle and the innermost medulla. It contains pigment granules that determine the color of the hair. Additionally, the cortex provides tensile strength and flexibility to the hair due to its keratinized structure.
Europium (Eu) resembles Calcium (Ca) in the following ways:
(A). Both are diamagnetic
(B). Insolubility of their sulphates and carbonates in water
(C). Solubility of these metals in liquid NH3
(D). Insolubility of their dichlorides in strong HCI
Choose the correct answer from the options given below: