Wet chlorine gas produced during electrolysis of brine is dehydrated by
Wet chlorine gas produced during electrolysis of brine is dehydrated by
Catalyst used in the oxidation of benzene to produce maleic anhydride is
Catalyst used in the oxidation of benzene to produce maleic anhydride is
One of the steps during refining of cane sugar consists of addition of hydrated lime to the sugar syrup followed by carbonation of the resulting solution. The purpose of this step is to
One of the steps during refining of cane sugar consists of addition of hydrated lime to the sugar syrup followed by carbonation of the resulting solution. The purpose of this step is to
Zeigler process
Zeigler process
Oils are partially hydrogenated (not fully) to manufacture vanaspati, because fully saturated solidified oils
Oils are partially hydrogenated (not fully) to manufacture vanaspati, because fully saturated solidified oils
Pick out the wrong statement.
Pick out the wrong statement.
Dehydrogenation of ethyl benzene produces
Dehydrogenation of ethyl benzene produces
Main constituents of natural rubber is
Main constituents of natural rubber is
Production of alcohol by fermentation of molasses is an __________ process.
Production of alcohol by fermentation of molasses is an __________ process.
Viscose rayon is
Viscose rayon is
Viscose rayon
Viscose rayon
Viscose rayon is chemically
Viscose rayon is chemically
In the production of soda ash by Solvay process, the by-product is
In the production of soda ash by Solvay process, the by-product is
Sodium salt of higher molecular weight fatty acid is termed as the __________ soap.
Sodium salt of higher molecular weight fatty acid is termed as the __________ soap.
Synthesis gas is a mixture of
Synthesis gas is a mixture of
Higher vicosity index of a lubricating oil denotes
Higher vicosity index of a lubricating oil denotes
The biochemical treatment applied to sewage effluents is a process of
The biochemical treatment applied to sewage effluents is a process of
Refractory bricks burnt at very high temperature have got
Refractory bricks burnt at very high temperature have got
Roasting of metallurgical ores is done mainly to
Roasting of metallurgical ores is done mainly to
Poly tetraflouro ethylene (P.T.F.E.) is known as
Poly tetraflouro ethylene (P.T.F.E.) is known as
Which of the following fuel gases contains maximum amount of carbon monoxide?
Which of the following fuel gases contains maximum amount of carbon monoxide?
Glauber's salt is chemically represented by
Glauber's salt is chemically represented by
Which of the following is a detergent?
Which of the following is a detergent?
The catalyst used in shift converter is
The catalyst used in shift converter is
Chrome tanning and vegetable tanning are done for
Chrome tanning and vegetable tanning are done for
Pick out the wrong statement pertaining to solvent extraction of oil.Rate of extraction
Pick out the wrong statement pertaining to solvent extraction of oil.Rate of extraction
Triple superphosphate is manufactured by reacting
Triple superphosphate is manufactured by reacting
Molecular weight of plastics ranges from
Molecular weight of plastics ranges from
__________ is produced by the dehydrogenation of ethyl benzene.
__________ is produced by the dehydrogenation of ethyl benzene.
The most commonly used substance to speed up the sedimentation of sewage is
The most commonly used substance to speed up the sedimentation of sewage is
Pure rectified spirit contains about __________ percent alcohol.
Pure rectified spirit contains about __________ percent alcohol.
Vulcanisation of rubber
Vulcanisation of rubber
Thorium is mainly used
Thorium is mainly used
Vanillin is a type of
Vanillin is a type of
The enzyme which converts starch into the disacharides maltose is
The enzyme which converts starch into the disacharides maltose is
Raw materials used for producing __________ cement does not contain iron oxide.
Raw materials used for producing __________ cement does not contain iron oxide.
Use of water having dissolved oxygen in boilers promotes
Use of water having dissolved oxygen in boilers promotes
Thermosetting materials
Thermosetting materials
Platinum catalyst used in the earlier days of sulphuric acid manufacture by contact process suffers from the drawback like
Platinum catalyst used in the earlier days of sulphuric acid manufacture by contact process suffers from the drawback like
A cane sugar factory having sugar production rate of 10 tons/day will produce about __________ tons/day of bagasse (after consumption by the factory for heating etc.).
A cane sugar factory having sugar production rate of 10 tons/day will produce about __________ tons/day of bagasse (after consumption by the factory for heating etc.).
Synthetic glycerine is produced from
Synthetic glycerine is produced from
Sulphur addition in soap is done to
Sulphur addition in soap is done to
Air used in aerobic fermentation must be sterilized, otherwise the
Air used in aerobic fermentation must be sterilized, otherwise the
Alum [Al2(SO₄)₃] is used as a coagulant in water treatment to remove
Alum [Al2(SO₄)₃] is used as a coagulant in water treatment to remove
Varnish does not contain
Varnish does not contain
In sulphate pulp manufacture, the pressure and temperature in the digestor is
In sulphate pulp manufacture, the pressure and temperature in the digestor is
Mercury electrolytic cells are preferred over diaphragm electrolytic cell (for production of caustic soda), as it
Mercury electrolytic cells are preferred over diaphragm electrolytic cell (for production of caustic soda), as it
Lurgi coal gasifier is a pressurised __________ bed reactor.
Lurgi coal gasifier is a pressurised __________ bed reactor.
Thermoplastic materials
Thermoplastic materials
Bromides contained in hot mother liquor is treated with __________ during manufacture of bromine from sea water.
Bromides contained in hot mother liquor is treated with __________ during manufacture of bromine from sea water.
Which of the following is a detergent?
Which of the following is a detergent?
Shrinkage volume in cement setting does not depend upon the
Shrinkage volume in cement setting does not depend upon the
Transparent soaps (e.g. Pears) are
Transparent soaps (e.g. Pears) are
Linde process of gas liquefaction employs
Linde process of gas liquefaction employs
Sucrose is a
Sucrose is a
Highly porous refractory bricks are
Highly porous refractory bricks are
Solvay process is not used for the manufacture of potassium carbonate, because of the reason that potassium bicarbonate
Solvay process is not used for the manufacture of potassium carbonate, because of the reason that potassium bicarbonate
Styrene is produced from ethyl benzene by the process of
Styrene is produced from ethyl benzene by the process of
Trinitro-toluene (TNT) is
Trinitro-toluene (TNT) is
Zeolite is a/an
Zeolite is a/an
Alcohol percentage in molasses may be around
Alcohol percentage in molasses may be around
Solvent extracted oil
Solvent extracted oil
The major use of butadiene is
The major use of butadiene is
Mineral oils (e.g. petroleum oils) are preferred over fatty oils (e.g. mustard oil, ghee, tallow, palm oil, olive oil etc.) as a lubricant due to its
Mineral oils (e.g. petroleum oils) are preferred over fatty oils (e.g. mustard oil, ghee, tallow, palm oil, olive oil etc.) as a lubricant due to its
Alkylbenzene sulfonate (ABS) is a
Alkylbenzene sulfonate (ABS) is a
The main use of HCl is in the
The main use of HCl is in the
Systemic insecticides
Systemic insecticides
Vegetable oils contain large quantity of glycerides of unsaturated acids. When the vegetable oils contain high amount of saturated fatty acids, it is termed as __________ oil.
Vegetable oils contain large quantity of glycerides of unsaturated acids. When the vegetable oils contain high amount of saturated fatty acids, it is termed as __________ oil.
Fluorescent dyes are added in detergents to
Fluorescent dyes are added in detergents to
Varnish does not contain
Varnish does not contain
__________ of quicklime produces slaked lime.
__________ of quicklime produces slaked lime.
Manufacture of phthalic anhydride uses __________ as a catalyst.
Manufacture of phthalic anhydride uses __________ as a catalyst.
The type of high refractive index glass used in optical instruments is __________ glass.
The type of high refractive index glass used in optical instruments is __________ glass.
Styrene is produced from ethyl benzene by the process of
Styrene is produced from ethyl benzene by the process of
An alkali metal salt of palmitic acid is known as
An alkali metal salt of palmitic acid is known as
The chamber process is
The chamber process is
Which form of sulphur is the most stable at room temperature?
Which form of sulphur is the most stable at room temperature?
Potassium is kept & transported under
Potassium is kept & transported under
Which of the following is not a product of coal tar distillation?
Which of the following is not a product of coal tar distillation?
Acetone is produced by catalytic dehydrogenation of
Acetone is produced by catalytic dehydrogenation of
Pick out the wrong statement.
Pick out the wrong statement.
Claude process of gas liquefaction employs
Claude process of gas liquefaction employs
Metallic soap (e.g. aluminium or calcium salts of fatty acids) can be used
Metallic soap (e.g. aluminium or calcium salts of fatty acids) can be used
Maleic anhydride is produced by catalytic oxidation of
Maleic anhydride is produced by catalytic oxidation of
Washing of coal is done to
Washing of coal is done to
Drinking (potable) water treatment does not involve
Drinking (potable) water treatment does not involve
Nickel is not used as a catalyst in the __________ reaction.
Nickel is not used as a catalyst in the __________ reaction.
Most widely and commonly used coagulant for the removal of suspended impurities in water is
Most widely and commonly used coagulant for the removal of suspended impurities in water is
__________ is not a constituent of gun powder.
__________ is not a constituent of gun powder.
Esterification reaction produces
Esterification reaction produces
Which is a high grade pulp?
Which is a high grade pulp?
