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Repeated use of which one of the following fertilizers would increase the acidity of the soil
Options
(a) Ammonium sulphate
(b) Superphosphate of lime
(c) Urea
(d) Potassium nitrate
Correct Answer:
Ammonium sulphate
Explanation:
Ammonia sulphate is a strong acid (H₂SO₄) and weak base (NH₄OH). Therefore repeated use of ammonium sulphate would increase the conc. of sulphuric acid, while ammonia from NH₄OH is used up by the plant. Hence the acidity of soil will increase.
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Topics: P Block Elements in Group 15
(89)
Subject: Chemistry
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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- How many edta molecules can surround calcium
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Topics: P Block Elements in Group 15 (89)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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