Chemistry Which among the following stage is suitable indicator when solution of sodium carbonate is mixed with sulphuric acid ? Methylene blue Phenolphthaline Methyl red Methyl orange Methylene blue Phenolphthaline Methyl red Methyl orange ANSWER DOWNLOAD EXAMIANS APP
Chemistry Baking soda is : Sodium hydroxide Sodium carbonate Potassium carbonate Sodium bicarbonate Sodium hydroxide Sodium carbonate Potassium carbonate Sodium bicarbonate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Depletion of ozone layer causes Lung cancer Blood cancer Breast cancer Skin cancer Lung cancer Blood cancer Breast cancer Skin cancer ANSWER DOWNLOAD EXAMIANS APP
Chemistry The Refrigerant 'FREON' is Fluorspar and Felspar Difluoro Dichloro Methane Calcium Tetra Fluoride Hydrofluosilicic Acid Fluorspar and Felspar Difluoro Dichloro Methane Calcium Tetra Fluoride Hydrofluosilicic Acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sulphur dioxide bleaches colouring matter by : Dehydration Decomposition Oxidation Reduction Dehydration Decomposition Oxidation Reduction ANSWER DOWNLOAD EXAMIANS APP
Chemistry Williamson's synthesis is widely used in the laboratory preparation of Esters Alcohols Ethers Aldehydes Esters Alcohols Ethers Aldehydes ANSWER DOWNLOAD EXAMIANS APP
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