Which soil has the highest cation exchange capacity

A. Loam

B. Loamy sand

C. Sandy loam

D. Clay loam

Answer: Option D

Solution(By Examveda Team)

Clay in the loamy soil has the highest cation exchange capacity. It is highest in montmorillonite clay, which is present in chocolate soils and black alluvial soils.
CEC is cation exchange capacity is the capacity to attract and hold cations because of its chemical structure.