16951. Van Laar equation deals with the activity co-efficients in
16952. High __________ is an undesirable property for a good refrigerant.
16953. Paper pulp produced by kraft/sulphate process is
16954. Claude process of gas liquefaction employs
16955. The main use of HCl is in the
16956. The gasification reaction represented by, C + H2O = CO + H2, is a/an __________ reaction.
16957. Viscose rayon is chemically
16958. All enzymes are made of
16959. , മനുഷ്യശരീരത്തിൽ കൂടുതലുള്ള മൂലകമേത്? [, manushyashareeratthil kooduthalulla moolakameth?]
16960. Styrene is produced from ethyl benzene by the process of
16961. Gelatine which is a nitrogenous organic protein is obtained by the hydrolysis of
16962. The chamber process is
16963. Sucrose content in the raw juice extracted from sugar cane is about __________ percent.
16964. Fusel oil is a/an
16965. Styrene-butadiene-rubber (SBR) as compared to natural rubber has
16966. Co-efficient of thermal expansion of glass is decreased by the addition of __________ during its manufacture.
16967. The catalyst used in the manufacture of DDT (from chloral and chlorobenzene) is
16968. Haemoglobin is a/an
16969. Epoxy resin
16970. Concentration of NaOH solution produced by mercury electrolytic cell is about __________ percent.
16971. Which of the following is the most adverse factor challenging the choice of mercury electrolytic cell process for the production of caustic soda?
16972. Esterification reaction produces
16973. Wood charcoal is used for decolouration of sugar, because it __________ the coloured materials.
16974. Producer gas consists mainly of
16975. Neoprene is the trade name of
16976. Hard water
16977. Which of the following is an organo-metal-lic compound ?
16978. Sulphur addition in soap is done to
16979. Phosphate rock is a raw material for the manufacture of
16980. 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
16981. Which of the following is not a raw material used for the manufacture of ordinary glass?
16982. Esterification reaction
16983. In sulphate pulp manufacture, the pressure and temperature in the digestor is
16984. Zeolite removes both temporary as well as permanent hardness of water by precipitating calcium and magnesium present in water as insoluble zeolites. Used zeolite is regenerated by flushing with the solution of
16985. Pick out the endothermic reaction out of the following.
16986. Pasteurisation of milk means
16987. Fusion of bauxite and __________ produces high alumina cement.
16988. __________ process is used for the manufacture of sodium carbonate by ammonia soda process.
16989. Polycaprolactum is commercially known as
16990. Frasch process is for
16991. Very fine suspended and colloidal impurities are removed from water by a process called
16992. Pitch (a product of coal tar distillation) is always mixed with creosote oil, when it is to be burnt in a burner, because
16993. Which is the main reducing agent during production of iron from iron ore in a blast furnace ?
16994. The drug used in contraceptives is
16995. Raw materials used for producing __________ cement does not contain iron oxide.
16996. In the Lurgi coal gasifier
16997. Neon gas is
16998. Calgon used in water treatment is chemically
16999. Which oil is preferred for paint manufacture ?