Chemistry Which of the following has pH value 7? Sodium Carbonate Pure Water HCl H2SO4 Sodium Carbonate Pure Water HCl H2SO4 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The atomic number of carbon is 6 and its atomic mass is 12. How many are there protons in the nucleus of carbon ? 18 6 12 Zero 18 6 12 Zero ANSWER DOWNLOAD EXAMIANS APP
Chemistry In vulcanisation process, rubber can be hardened by adding Sulphur Alcohol Nitrogen Silicon Sulphur Alcohol Nitrogen Silicon ANSWER DOWNLOAD EXAMIANS APP
Chemistry 'Bhopal gas tragedy' 1984 is related to which gas Carbon dioxide Methyl bromide Methyl isocyanate Aluminium Phosphide Carbon dioxide Methyl bromide Methyl isocyanate Aluminium Phosphide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is the major constituent of LPG? Ethane Propane Methane Butane Ethane Propane Methane Butane ANSWER DOWNLOAD EXAMIANS APP
Chemistry Gypsum is used for improvement of: Saline soils Podsols Alkaline soils Acidic soils Saline soils Podsols Alkaline soils Acidic soils ANSWER DOWNLOAD EXAMIANS APP
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