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Repeated use of which one of the followi...

Repeated use of which one of the following fertilizers would increase the acidity of the soil?

A

Superphosphate of lime

B

Ammonium sulphate

C

Potassium nitrate

D

Urea

Text Solution

Verified by Experts

The correct Answer is:
`2`
`(NH_(4))_(2)SO_(4)+2H_(2)O to underset("Strong acid")((2H^(+)+SO_(4)^(2-)))+underset("Weakbase")(2NH_(4)OH)`
`(NH_(4))_(2)SO_(4)` on hydrolysis produces from acid `H_(2)SO_(4)`, which increases the acidity of the soil.
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