1.

Which of the following substance can be used directly as fertilizer?

Answer»

`(NH_(4))_(2)SO_(4)`
`Ca_(3)(PO_(4))_(2)`
`Ca(H_(2)PO_(4))_(2)`
`CaCN_(2)+C`

Solution :`Ca_(3)(PO_(4))_(2)` : It is a TERTIARY phophate and not soluble in water hence it is of no use for plants.


Discussion

No Comment Found