Chemistry In a Carbonyl group a carbon atom makes double bond with Hydrogen None of these Oxygen Carbon Hydrogen None of these Oxygen Carbon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Extensively used nitrogenous fertilizer is Urea Ammonium nitrate Ammonium sulphate Nitro-lime Urea Ammonium nitrate Ammonium sulphate Nitro-lime ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sulphur dioxide bleaches colouring matter by : Oxidation Dehydration Reduction Decomposition Oxidation Dehydration Reduction Decomposition ANSWER DOWNLOAD EXAMIANS APP
Chemistry Peptization is a process of Precipitation of colloidal particles Dispersing precipitates into colloidal solution Protection of colloidal solution Purification of colloids Precipitation of colloidal particles Dispersing precipitates into colloidal solution Protection of colloidal solution Purification of colloids ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical name of quartz is Calcium phosphate Sodium silicate Sodium phosphate Calcium oxide Calcium phosphate Sodium silicate Sodium phosphate Calcium oxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The product, 9-nitroanthracene is obtained from anthracene by the action of Nitric acid in excess Nitric acid and ethyl alcohol Nitric acid and acetic anhydride Nitric acid and acetic acid Nitric acid in excess Nitric acid and ethyl alcohol Nitric acid and acetic anhydride Nitric acid and acetic acid ANSWER DOWNLOAD EXAMIANS APP
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