Chemistry One Liners | One Liners Chemistry Questions | Chemistry Quetions for All Exams | Part - 5.

Latest Chemistry Questions | Chemistry Questions and Answers for SSC CGL 2024 & other Competitive Exams. Part – 5.

Hello Friends, We are sharing with you One Liners Chemistry Questions and Answers. This is very helpful for various competitive exams like SSC CGL, CHSL, MTS, RRB, DMRC, UPSC & other competitive exams. 

 

Chemistry Questions for SSC CGL 2024:

201. What is the process of corrosion of a metal when it comes in contact with any chemical and oxygen-     

        oxidation

 

202.Alkaline water decomposition of oils and fats gives –

       soap and glycerol

 

203.Water that rubs with soap quickly and gives  more foam –

       soft water

 

204.Urea –

       Nitrogen Fertilizer

 

205.White phosphorus is kept in –

       water.

 

Physics One Liners.

 

206.A small pouch of silica gel is kept in medicine vials containing muffins or capsules –

       to absorb moisture.

 

207.By which process metals are heated-

       conduction

 

208.What is the use of Vatya furnace for –

        reduction

 

209.The electroplate is always made ......... and the metal to be mounted on it is always made ........ -

       cathode, anode

 

210.From whom can mercury be easily obtained-

       Cinebar

 

211.Fuse wire is made of –

        lead and tin

 

212.Which metal star can easily be drawn-

       Copper

 

213.Resides in Amalgam –

       Hg

 

214.Bessemer process is made of –

       Steel

 

215.Thermic welding is a type of –

        fusion welding

 

Polity One Liners.

 

216.What is a strategic metal-

       Titanium

 

217.More than 80 percent welding capacity –

       Arc welding

 

218.The first synthetic fiber created by Manav was-

       Naylaan

 

219. Silicon carbide is used to cut valuable –

        hard objects

 

220.Who measures are used to measure –

        hardness

 

221.Felspar Ores –

       Aluminum

 

222.A metal often assumes superconductivity –

       At cryogenic temperatures.

 

223.Which are the fuels of the future-

       Hydrogen

 

224.Complete conversion of glucose to carbon dioxide in the presence of oxygen and release of

energy in water is called –

        air respiration.

 

225.Alloys made of stitch .......-

       glass and tin

 

 History One Liners.

 

226.Major constituents of Portland cement include -

       Lime, Silica and Alumina

 

227.How much carbon is in steel –

       0.25-1.5 percent

 

228.To increase the protection resistance of steel it is added to-

       Chromium

 

229.CaOCl2 is the chemical formula for a compound commonly known as –

       bleaching powder

 

230.What is the nature of metal-

       neutral

 

231.Hematite ore of-

       Fe

 

232.Which is the purest type of coal-

       anthracite

 

233.Stainless steel –

      chromium, iron, nickel and carbon

 

234.What is Gun Powder –

       It is a mixture of potassium nitrate and carbon and sulfur.

 

235.Who is extracted from commercial Vaseline-

       petroleum

 

Biology One Liners.

 

236.Pyrex glass is mainly-

        heat-resistant glass

 

237.'Dichloro-difluoro methane' is found in the market by which name-

        Freon-12

 

238.Whose common name is washing soda –

       Sodium carbonate

 

239.Nowadays the density of CO2 in the atmosphere is approximately –

       360 in ppm

 

240.Which substance is used in storage battery-  

        lead

 

241.Steel is increased to provide hardness –

       The amount of carbon

 

242.The common element of all acids is-

        hydrogen.

 

243.Sun has nuclear fuel –

        hydrogen

 

244.Which use is done to remove permanent salinity of water due to sulfate of metals –

       zeolites

 

245.The bases of four identical kettles are made of different metals of the same thickness, which

contain the same amount of water, if these kettles are kept on the same fire (heat) in the same

manner, then water is the first metal of which Boiled in a made kettle –

       the copper

 

 Geography One Liners.

 

246.Which metal is the best conductor of electricity-

       Silver

 

247.When steel is dried red hot and cooled slowly, this process is called –

       annealing

 

248.Which element is used in domestic refrigerator-

       Freon

 

249.The most suitable refrigerant for a commercial ice plant is-

        NH3.

 

250. Which is used as an anti-freeze in automobile engines –

         ethylene glycol

 

Listof Battles in Indian History.