A. Ammonia
B. Limestone
C. Nitric acid
D. None of these
Related Mcqs:
- 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 - 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 - In the production of soda ash by Solvay process, the by-product is____________________?
A. CaCl2
B. NH4Cl
C. NH3
D. NaOH - 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. - Dense soda ash used in the manufacture of glass, is chemically represented by__________________?
A. Na2CO3
B. Na2CO3.10H2O
C. Na2CO3.H2O
D. Na2HCO3 - Sodium carbonate (soda ash) is not used in the manufacture of___________________?
A. Fire extinguishers
B. Sugar
C. Baking powder
D. Detergents - 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 A , B. and C. - ____________________ process is used for producing soda ash?
A. Chamber
B. Chance
C. Tromp
D. Solvay - ______________ process is used for the manufacture of sodium carbonate by ammonia soda process?
A. Ostwald’s
B. Bosch
C. Solvay
D. Haber’s
