Chemistry In vulcanisation process, rubber can be hardened by adding Sulphur Silicon Nitrogen Alcohol Sulphur Silicon Nitrogen Alcohol ANSWER DOWNLOAD EXAMIANS APP
Chemistry Pollutant from motor car exhaust that causes mental disease is Hg NO2 SO2 Lead Hg NO2 SO2 Lead ANSWER DOWNLOAD EXAMIANS APP
Chemistry When quick lime is added to water Temperature decreases No heat change takes place Heat is absorbed Heat is liberated Temperature decreases No heat change takes place Heat is absorbed Heat is liberated ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not a nucleon? Electron Neutron Proton Positron Electron Neutron Proton Positron ANSWER DOWNLOAD EXAMIANS APP
Chemistry Helium gas is filled in ballons because It is lighter than air Its atomic number is 2 It is a noble gas It is one of the constitutents of water It is lighter than air Its atomic number is 2 It is a noble gas It is one of the constitutents of water ANSWER DOWNLOAD EXAMIANS APP
Chemistry Stains of rust on clothes can be removed by : Oxalic acid Alcohol Petrol H2O2 Oxalic acid Alcohol Petrol H2O2 ANSWER DOWNLOAD EXAMIANS APP
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