17001. Ethylene oxide is produced by oxidation of ethylene in presence of AgO catalyst at
17002. Glycerine is not used in the
17003. Cumene is the starting material for the production of
17004. The type of high refractive index glass used in optical instruments is __________ glass.
17005. Oxidation of ortho-xylene in presence of __________ catalyst is done to produce phthalic anhydride on commercial scale.
17006. Most commonly used rubber vulcanising agent is
17007. Terylene is
17008. Free alkali in a toilet soap is __________ that in a laundary shop.
17009. Dehydrogenation of isopropanol produces
17010. Which section of KCS Act deals with supersession of committee?
17011. Concentration of hydrogen peroxide is done by
17012. Helium is produced on commercial scale from
17013. Fermentation of molasses to produce ethyl alcohol is done at __________ °C
17014. The catalyst used in the manufacture of DDT is
17015. Most widely and commonly used coagulant for the removal of suspended impurities in water is
17016. __________ is used as a catalyst in fat splitting.
17017. Which of the following is not produced on commercial scale from sea water?
17018. Heating of __________ to 120°C, produces plaster of paris.
17019. As per Rule 2 of KCS Rules,any order,decision or award referred to in Section 76 of the Act is called
17020. Which of the following has sodium bicarbonate as its main constituent ?
17021. Ordinary glass is not a/an
17022. In premitive days, __________ was being manufactured by Leblanc Process.
17023. The only commercial Fischer-Tropsch plant for producing liquid hydrocarbon fuel from coal is located at
17024. Lurgi coal gasifier is a pressurised __________ bed reactor.
17025. Oils are partially hydrogenated (not fully) to manufacture vanaspati, because fully saturated solidified oils
17026. Paper grade bamboo contains about __________ percent cellulose.
17027. Carboxymethyl cellulose (CMC) is added in detergents to act as a/an
17028. Vulcanisation of rubber
17029. Raw materials for 'Solvay Process' for manufacture of the soda ash are
17030. Chloral is used in the manufacture of
17031. Bromine is used in the preparation of
17032. Sudden temperature fluctuation does not affect pyrex glass, because of its
17033. The process used for the manufacture of ethyl alcohol from molasses is
17034. 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.
17035. Absorption of SO3 in 97% H2SO4 is
17036. __________ process is used for the commercial production of nitric acid by the catalytic oxidation of ammonia.
17037. Sulphuric acid solution having a specific gravity of 1.20 at room temperature is used mainly for the
17038. The catalyst used in the production of elemental sulphur from H2S (by oxidation-reduction) is
17039. A good quality coal should have
17040. Zeolite used in water softening process (cation exchange) is regenerated by washing with
17041. The catalyst used in shift converter is
17042. Which of the following is a detergent ?
17043. Drinking (potable) water treatment does not involve
17044. Phenol formaldehyde resin is used as an adhesive in making
17045. Which has jurisdiction over the whole of the state?
17046. DDT should not be allowed to come in contact with iron (during its manufacture) to
17047. Catalyst used in the manufacture of sulphuric acid by chamber & contact processes are respectively
17048. DDT stands for
17049. Phosphoric acid is prepared from
17050. Metallic soap (e.g. aluminium or calcium salts of fatty acids) can be used