Related Questions

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
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
The carbonating tower used in Solvay process of soda ash manufacture is made of
A Cast iron
B Stainless steel
C Karbate
D Lead lined steel
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
In the production of soda ash by Solvay process, the by-product is
A CaCl2
B NH4Cl
C NH3
D NaOH
Fertiliser produced during soda ash manufacture by dual process is ammonium
A Chloride
B Sulphate
C Nitrate
D None of these
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
The price of raw meterials had gone up by 15% labor cost has also increased from 25% of the cost of ras material to 30% of the cost of raw material. By how much percentage should there be reduction in the usage of raw materials so as to keep the cost same?
A 28%
B 17%
C 27%
D 24%

Next steps