Chemistry Baking soda is : Potassium carbonate Sodium bicarbonate Sodium hydroxide Sodium carbonate Potassium carbonate Sodium bicarbonate Sodium hydroxide Sodium carbonate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is biodegradable ? D.T. Plastic Aluminium Paper D.T. Plastic Aluminium Paper ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas produced in marshy places due to decomposition of vegetation is Methane Sulphur dioxide Carbon dioxide Carbon monoxide Methane Sulphur dioxide Carbon dioxide Carbon monoxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The temperature of oxy-acetylene flame is around 4000°C 3200°C 2800°C 3600°C 4000°C 3200°C 2800°C 3600°C ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following chemicals is used in photography ? Potassium nitrate Aluminium hydroxide Silver bromide Sodium chloride Potassium nitrate Aluminium hydroxide Silver bromide Sodium chloride ANSWER DOWNLOAD EXAMIANS APP
Chemistry The depletion in Ozone layer is caused by ________ . Nitrous oxide Chlorofluorocarbons Carbon dioxide Methane Nitrous oxide Chlorofluorocarbons Carbon dioxide Methane ANSWER DOWNLOAD EXAMIANS APP
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