A. Caustic soda
B. Soda ash
C. Bromine from sea water
D. Hydrochloric acid
Related Mcqs:
- Sodium carbonate (soda ash) is not used in the manufacture of___________________?
A. Fire extinguishers
B. Sugar
C. Baking powder
D. Detergents - In primitive days, _____________ was being manufactured by Leblanc Process ?
A. Alum
B. Washing soda
C. Soda ash
D. Calcium carbide - Double Contact Double Absorption (DCDA) process is the most recent process for the manufacture of ____________________?
A. Nitric acid
B. Sulphuric acid
C. Ammonium sulphate
D. Hydrochloric acid - ______________ process is used for the manufacture of sodium carbonate by ammonia soda process?
A. Ostwald’s
B. Bosch
C. Solvay
D. Haber’s - The manufacture of Kraft pulp is done by a/an _________________ process?
A. Alkaline
B. Acidic
C. Neutral
D. None of these - In Kraft process of paper manufacture, white cooking liquor consists of caustic soda________________?
A. Sodium sulphide & sodium carbonate
B. Sodium sulphite & sodium carbonate
C. Sodium sulphite & sodium sulphide
D. None of these - Platinum catalyst used in the earlier days of sulphuric acid manufacture by contact process suffers from the drawback like_________________?
A. High cost
B. Fragile nature
C. Easy poisoning tendency
D. All A, B. and C. - 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 - Most easily and cheaply available fibrous raw material for paper manufacture available in India is bamboo. The yield of pulp produced from fibrous raw material by mechanical process is about _____________ percent?
A. 75
B. < 10
C. > 30
D. 50 - 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.
