____________________ process is used for producing soda ash?
____________________ process is used for producing soda ash?
A. Chamber
B. Chance
C. Tromp
D. Solvay
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______________ is used as a flux in the extraction of iron from iron ore (haematite) in blast furnace?
______________ is used as a flux in the extraction of iron from iron ore (haematite) in blast furnace?A. Bauxite
B. Limestone
C. Quartz
D. Manganese______________ is an ore of lead?
______________ is an ore of lead?A. Quartz
B. Galena
C. Siderite
D. ChalcopyriteCaO is called__________________?
CaO is called__________________?A. Quick lime
B. Slaked lime
C. Limestone
D. CalciteMassecuite is ___________________?
Massecuite is ___________________?A. Used for paper making
B. Used as a cattle feed
C. Highly acidic in nature
D. None of theseConcentration of hydrogen peroxide is done by
Question: Concentration of hydrogen peroxide is done by
[A].crystallisation [B].
vacuum crystallisation [C].
atmospheric distillation [D].
dehydration Answer: Option B
Explanation:
No answer description available for this question.
Main constituent of limestone is
Question: Main constituent of limestone is
[A].CaCO3 [B].
MgCO3 [C].
Na2CO3 [D].
CaSO4 Answer: Option A
Explanation:
No answer description available for this question.