Related Questions

Solvay process as compared to dual process (i.e. modified Solvay process)
A Can use low grade brine
B Has less corrosion problems
C Involves higher investment in NH3 recovery units than that for crystallisation units for NH4Cl
D Both B and C
Ten books are arranged in a row following a certain sequence. Among them 3 are History , 3 are Economics, 2 are Maths and 2 are English. From the left, there is an English book between a History and Maths book, a history book between a Maths and an English book, an Economics book between an English and a Maths Book. a Maths book between two Economics books and two Economics two Economics book between a Maths and a History book. Book of which subject is at the sixth position from the left?
A English
B Economics
C History
D Mathematics
Ten bools are arranged in a row following a certain sequence.Among them 3 History,3 are Economics, 2 are Math's and are English.From the left,There is English book between a History and Math's book, a History book between a Math's and an English book, an Economics book between an English and a Math's Book Math's book between two Economics books and two Economics book between Math's and a History book.Book of which subject is at the sixth position from the left?
A Economics
B English
C History
D Mathematics
Commercial production of soda ash by Solvay process requires limestone, __________ as raw materials.
A Coke and sand
B Brine and coal
C Coke and caustic soda
D None of these
Raw materials for 'Solvay Process' for manufacture of the soda ash are
A Salt, limestone and coke or gas
B Ammonia, salt and limestone
C Ammonia limestone and coke
D None of these
In the Solvay process, the product from the calciner is
A Light soda ash
B Dense soda ash
C Sodium bicarbonate
D Dehydrated soda ash
Which of the following is not required in the manufacture of soda ash by Solvay process?
A Ammonia
B Limestone
C Nitric acid
D None of these
Which of the following may be viewed as a catalyst in the manufacture of soda ash by Solvay process?
A NH3
B NaCl
C CaO
D Coke
Solvay process is used for the manufacture of
A Caustic soda
B Soda ash
C Caustic potash
D Soda lime
Solvay process is not used for the manufacture of potassium carbonate, because of the reason that potassium bicarbonate
A Is prone to thermal decomposition
B Has high water solubility and is unstable
C Is soluble in ammonium chloride and potassium chloride solution
D All of the above

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