Chemical Engineering :: Fertiliser Technology
- Heating a mixture of phosphate rock, coke and sand in an electric furnace produces
- In the manufacture of orthophosphoric acid by strong H₂SO₄ leaching wet process, keeping the reactor temperature above 100°C, results in the formation of undesriable
- Which of the following is a natural inorganic fertiliser?
- Which of the following solvents is used for the extraction of H₃PO₄ from CaCl₂ solution during manufacture of ortho-phosphoric acid by wet process employing hydrochloric acid leaching?
- Which of the following is not a mixed fertiliser?
- Red phosphorous is changed into white phosphorous by
- Which nutrient in fertiliser makes the plant stems stronger and increases branching?
- Nitrolime is
- Potassic fertilisers do not promote the development of
- H₄P₂O₇ is the chemical formula of __________ phosphoric acid.