Chemistry Which of the following is not a method of preparing oxygen? Decomposition of potassium permanganate Fractional distillation of liquid air Decomposition of manganese dioxide Electrolysis of water Decomposition of potassium permanganate Fractional distillation of liquid air Decomposition of manganese dioxide Electrolysis of water ANSWER DOWNLOAD EXAMIANS APP
Chemistry Vinegar is ________ . Glacial acetic acid Diluted formic acid Glacial formic acid Diluted acetic acid Glacial acetic acid Diluted formic acid Glacial formic acid Diluted acetic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Mark the compound which possess ionic, covalent and coordinate bonds. SO2 H2O SO3 NH4Cl SO2 H2O SO3 NH4Cl ANSWER DOWNLOAD EXAMIANS APP
Chemistry Gobar gas contains mainly : Methane Ethylene Acetylene Propylene Methane Ethylene Acetylene Propylene ANSWER DOWNLOAD EXAMIANS APP
Chemistry Nitrogen is an essential constituent of all : Vitamins Fats Carbohydrates Proteins Vitamins Fats Carbohydrates Proteins ANSWER DOWNLOAD EXAMIANS APP
Chemistry Soap is prepared by boiling caustic soda with Fats Kerosene oil Glycerine Alcohol Fats Kerosene oil Glycerine Alcohol ANSWER DOWNLOAD EXAMIANS APP
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