Chemistry Oxygen has (+) oxidation number only in C12O N2O H2O (2) OF2 C12O N2O H2O (2) OF2 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 ? 12 18 6 Zero 12 18 6 Zero ANSWER DOWNLOAD EXAMIANS APP
Chemistry Activated Charcoal is used to remove colouring matter from pure substances by Bleaching Oxidation Reduction Adsorption Bleaching Oxidation Reduction Adsorption ANSWER DOWNLOAD EXAMIANS APP
Chemistry An emulsifier is an agent which Stabilises an emulsion Homogenises an emulsion Accelerates the dispersion Aids the flocculation of an emulsion Stabilises an emulsion Homogenises an emulsion Accelerates the dispersion Aids the flocculation of an emulsion ANSWER DOWNLOAD EXAMIANS APP
Chemistry Acid rain is caused due to emission of which of the following in to the atmosphere ? Carbon dioxide and carbon monoxide Carbon monoxide and nitrogen Ozone and carbon dioxide Oxides of nitrogen and sulphur Carbon dioxide and carbon monoxide Carbon monoxide and nitrogen Ozone and carbon dioxide Oxides of nitrogen and sulphur ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ethanol containing 5% water is known as Denatured spirit Rectified spirit Methylated alcohol Power alcohol Denatured spirit Rectified spirit Methylated alcohol Power alcohol ANSWER DOWNLOAD EXAMIANS APP
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