Platinum is a versatile catalyst for many processes in chemical industries. It is highly prone to be poisoned by the presence of
Carbon
Arsenic
Lead
Sulphur
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- Alcohol percentage in molasses may be around
- Sodium salt of higher molecular weight fatty acid is termed as the __________ soap.
- Oils and fats are converted to soap in a process called
- Concentration of NaOH solution produced by mercury electrolytic cell is about __________ percent.
- The gasification reaction represented by, C + H2O = CO + H2, is a/an __________ reaction.
- Lubricating greases are a mixture of
- Carborundum consists mainly of
- Dacron is a
- Pick out the wrong statement.
- DDT stands for
- Dichloro diphenyl __________ is the full form of DDT (an insecticide).
- Fish contains about __________ percent oil.
- __________ are added in lacquers to remove film brittleness and to improve adhereness.
- Metallic soap (e.g. aluminium or calcium salts of fatty acids) can be used
- Thermal pyrolysis of ethylene dichloride produces
- Addition of calcium oxide to water produces
- Celluloid is chemically
- Yellow glycerine is made into white, using
- Electric bulbs are made of __________ glass.
- Main constituents of natural rubber is
- Roasting of metallurgical ores is done mainly to
- In an integrated steel plant, NH3 present in coke oven gas is normally recovered as
- Fermentation is adversely affected by the
- The most economical pulp for the production of newsprint would be the __________ pulp.
- Phenol formaldehyde
- In multistage equilibrium conversion of SO2 to SO3 (2SO2 + O2 2SO3), the reverse reaction becomes appreciable…
- Which catalyst is used in the manufacture of ethylene oxide by oxidation of ethylene?
- Styrene-butadiene-rubber (SBR) as compared to natural rubber has
- Which of the following sugars is the sweetest?
- Good quality of edible salt is obtained from brine by the process of