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Agriculture · Q222

Soil Science

Graduate and Post Graduate · Agriculture · question 222

Q222

The active compound in mineral gypsum and phosphogysum is

A.
Calcium sulphate
Answer
B.
Phosphorus
C.
Both A and B
D.
Limestone

Answer: Option A

Solution

Answer: Option A
Solution:
The active compound in mineral gypsum and phosphogypsum is Calcium sulphate.
Gypsum is a naturally occurring form of calcium sulphate, whereas phosphogypsum is a synthetic form of calcium sulphate, but both contain hydrated forms of calcium sulphate and are used as soil amendment and fertilizers.