17202. Which of the following is Non Agricultural Credit Society?
17203. Acetone is produced by catalytic dehydrogenation of
17204. Nitrogen is an essential component of
17205. Bromine content in sea water may be around __________ ppm.
17206. Argon is the third largest constituent of air (followed by N2 & O2). Its percentage by volume in air is
17207. Poly tetraflouro ethylene (P.T.F.E.) is known as
17208. Bakelite is
17209. __________ is produced by the dehydrogenation of ethyl benzene.
17210. Which of the following is used as a coagulant in water treatment ?
17211. __________ paper is used in the manufacture of newsprint paper.
17212. Hydrodenation of vegetable oils is a/an __________ reaction.
17213. Permanent hardness of water is due to the presence of calcium & magnesium
17214. Concentration of sulphide ores is done usually by
17215. Dacron is a/an
17216. Sodium carbonate (soda ash) is not used in the manufacture of
17217. Viscose rayon
17218. Nylon 6-6 is manufactured from
17219. Glauber's salt is chemically represented by
17220. Chemical name of Grignard reagent is
17221. Which of the following processes is absent in glass manufacturing process ?
17222. Production of one ton of dry paper pulp requires about __________ tons of bamboo or wood.
17223. Dacron (or terylene) fibres as compared to nylon'fibres have
17224. Grignard reagent is chemically known as
17225. The function of gypsum addition during cement making is to
17226. Low purity oxygen is used for
17227. __________ is produced using molasses as the starting raw material.
17228. Pick out the wrong statement pertaining to the properties of glasses. Glasses generally have
17229. A substance produced by a living organism and capable of anti-microbial activity is called a/an
17230. Deaeration of water in its treatment is necessary, as it
17231. Hydrochloric acid is also known as
17232. Aryl benzene sulphonate (ABS) is a
17233. Adipic acid is an intermediate in the manufacture of
17234. The temperature in the calcium carbide furnace is __________ °C.
17235. Vinyl chloride (CH2 = CH.Cl) is produced by the thermal pyrolysis of ethylene dichloride at a pressure & temperature of
17236. Soaps remove dirt by
17237. Which of the following additives/water proofing agents is added to lower the hydrophilic (moisture loving) characteristic of cement ?
17238. Chemical name of soda ash is
17239. Out of the following processes of paper pulp manufacture, the maximum corrosion problem in digestion & handling equipments is encountered in the __________ process.
17240. __________ is used as a flux in the extraction of iron from iron ore (hametite) in blast furnace.
17241. Gun powder uses
17242. Dichloro diphenyl __________ is the full form of DDT (an insecticide).
17243. The basic difference between vegetable oils and fats is in their
17244. Which of the following is not a food additive?
17245. Alum is commercially produced from
17246. CaO is called
17247. Starting raw material for the manufacture of maleic anhydride is
17248. An inquiry can be ordered by Registrar on
17249. Which of the following contains least amount of N2 ?
17250. Calcination of limestone is not done in a __________ kiln for producing lime.