32201. Coal based fertiliser plants at Ramagundam (Andhra Pradesh) and Talchar (Orissa)
32202. Yield of urea can be increased with excess ammonia and higher pressure & temperature, but because of __________ this is normally not done.
32203. The Sardar Sarowar project is located in
32204. Which of the following gasifiers can be attached to coal based fertiliser plants ?
32205. Which ministry conducts the decennial census in India?
32206. A nitrogenous fertiliser contains 20% N2. It could be
32207. Who was the President of Indian National Congress when’Poorna Swaraj’resolution was passed?
32208. Gas based fertiliser plants use
32209. Kolar mines in Karnataka is famous for:
32210. Name the river that flows through silent valley:
32211. Which of the following fertilisers contains the least percentage of nitrogen?
32212. Gandhiji broke the salt law on:
32213. Who was the founder of ‘Samathwa Samaj’?
32214. In the manufacture of H3 PO4 (ortho), ; strong H2 SO4 leaching wet process as compared to electric furnace process
32215. Which is the longest river in South India?
32216. Oxidation of ammonia is
32217. Reaction of orthophosphoric acid with phosphate rock produces
32218. Flushing liquor used for cooling coke oven gas constitutes of
32219. Temperature and pressure in ammonia converter is
32220. pH value of soil is maintained at __________ by the addition of fertiliser for optimum growth and health of the plant.
32221. Urea (a nitrogeneous fertiliser) is produced from carbon dioxide and
32222. Which of the following fertilisers is used as a cattle feed?
32223. Biuret formation in urea is kept at minimum (< 1 %), because it is
32224. Catalyst used in desulphurisation of naphtha is
32225. SAARC summit of 2014 was held at:
32226. A phosphatic fertiliser contains 16% P2O5. It could be
32227. __________ is not a fertiliser.
32228. __________ is the undesirable by-product produced in the manufacture of urea.
32229. Fusion zone in the electric furnace used for reduction of phosphate rock to elemental phosphorous is maintained at __________ °C.
32230. Which is the best fertiliser for paddy ?
32231. Main constituent of phosphate rock is
32232. Which of the following is the costliest source of hydrogen needed for ammonia manufacture under Indian condition ?
32233. Formation of ammonium carbamate by reaction of NH3 with CO2 is a/an __________ reaction.
32234. Heating a mixture of phosphate rock, coke and sand in an electric furnace produces
32235. A potassic fertiliser contains 50% K2O. It could be
32236. C/H ratio (by weight) of naphtha used in nitrogenous fertiliser making is about
32237. Raw materials for urea production are
32238. Which of the following is not a mixed fertiliser ?
32239. Chemical formula of metaphosphoric acid is
32240. Low grade coal is __________ to produce ammonia synthesis gas.
32241. Though liquid ammonia itself is a fertiliser (with 82% nitrogen content) yet it is commonly not used as such in a tropical country like India, because it
32242. Rock phosphate used for the production of phosphatic fertiliser is mined at
32243. CaH4(PO4)2 is the chemical formula of
32244. Nitro-phosphate (manufactured at Trom-bay) is a __________ fertiliser.
32245. Conversion of yellow phosphorus to red phosphorous is done in retorts at 250-450°C in the
32246. Leaching of phosphate rock by strong __________ acid produces phosphoric acid.
32247. In natural gas, the C/H ratio (by weight) varies in the range of
32248. Which of the following fertilisers is needed for promoting the development of leaves and stems during early stages of plant growth ?
32249. Which of the following set of conditions is favourable for the maximum yield of ammonia by Haber's process ?
32250. Prilling of urea should be accomplished (in a sprayer) just above the melting point of urea with minimum of retention time, otherwise it will result in
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