Chemistry When formaldehyde and potassium hydroxide are heated, we get Methyl alcohol Methane Ethyl formate Acetylene Methyl alcohol Methane Ethyl formate Acetylene ANSWER DOWNLOAD EXAMIANS APP
Chemistry Hardness of the water is commonly measured in terms of Magnesium carbonate equivalents Magnesium sulphate equivalents Calcium carbonate equivalents Calcium sulphate equivalents Magnesium carbonate equivalents Magnesium sulphate equivalents Calcium carbonate equivalents Calcium sulphate equivalents ANSWER DOWNLOAD EXAMIANS APP
Chemistry Detergents are Sodium salt of benzoic acid None of these Sodium salts of sulphonic acids Sodium salts of fatty acids Sodium salt of benzoic acid None of these Sodium salts of sulphonic acids Sodium salts of fatty acids ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following elements is found in all organic compounds Nitrogen Oxygen Calcium Carbon Nitrogen Oxygen Calcium Carbon ANSWER DOWNLOAD EXAMIANS APP
Chemistry High concentration hydrocarbon pollutants in atmospheric air causes Respiratory diseases (e.g.asthma) Reduced crop yield Silicosis Cancer Respiratory diseases (e.g.asthma) Reduced crop yield Silicosis Cancer ANSWER DOWNLOAD EXAMIANS APP
Chemistry Curd is sour due to presenceof Oxalic acid Tartaric acid Acetic acid Lactic acid Oxalic acid Tartaric acid Acetic acid Lactic acid ANSWER DOWNLOAD EXAMIANS APP
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