Fertilizer Technology — Test 6
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Question 1
Chemical formula of biuret is_________________?
Question 2
Ammonia synthesis gas is produced from natural gas by___________________?
Question 3
In an ammonia plant, the purge off is essential to___________________?
Question 4
Superphosphate is manufactured by reacting phosphate rock with_____________________?
Question 5
Which of the following nitrogenous fertilisers has the highest percentage of nitrogen ?
Question 6
In _____________ converter for ammonia synthesis, the catalyst is arranged in the form of a single continuous bed?
Question 7
Vetrocoke solution is_________________?
Question 8
Ammonia synthesis gas is produced from fuel oil by _________________?
Question 9
Reaction of calcium Fluorapatite with sulphuric acid produces ___________________?
Question 10
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 ?