A. Linde’s
B. Claude’s
C. Either A. or B.
D. None of these
Related Mcqs:
- Oxygen is separated by distillation from air after its liquefaction. The boiling point of oxygen is about ______________ °C ?
A. -83
B. -183
C. -196
D. -218 - Purity of oxygen used for blowing in steel making L.D. converter is 99.5%. The boiling point of oxygen is about _____________ °C ?
A. -53
B. -103
C. -183
D. -196 - 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 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. - Argon is the third largest constituent of air (followed by N2 & O2). Its percentage by volume in air is___________________?
A. 0.14
B. 0.34
C. 0.94
D. 1.4 - Paper pulp produced by Kraft/sulphate process is__________________ ?
A. Bleached easily
B. Dull white in color
C. Strong fibrous
D. Dark colored - Styrene is produced from ethyl benzene by the process of________________?
A. Dehydrogenation
B. Oxidation
C. Alkylation
D. Dehydration - Styrene is produced from ethyl benzene by the process of__________________?
A. Dehydrogenation
B. Oxidation
C. Alkylation
D. Dehydration - Low purity oxygen is used for____________________?
A. L.D. steel making
B. Cutting and welding of metals
C. Medicinal purposes
D. Chemical oxidation processes - Use of water having dissolved oxygen in boilers promotes___________________?
A. Corrosion
B. Sequestration
C. Scale formation
D. None of these
