Chemistry Which of the following is used to iodise common salt ? Iodine Potassium iodide Sodium iodide Potassium iodate Iodine Potassium iodide Sodium iodide Potassium iodate ANSWER DOWNLOAD EXAMIANS APP
Chemistry The first metal used by a man was Bronze Copper Brass Silver Bronze Copper Brass Silver ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is a secondary pollutant ? CO SO2 PAN NO CO SO2 PAN NO ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one is the purest form of carbon Graphite Diamond Iron Coal Graphite Diamond Iron Coal ANSWER DOWNLOAD EXAMIANS APP
Chemistry High concentration hydrocarbon pollutants in atmospheric air causes Cancer Respiratory diseases (e.g.asthma) Silicosis Reduced crop yield Cancer Respiratory diseases (e.g.asthma) Silicosis Reduced crop yield ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas used for artificial fruit ripening of green fruit is Ethane Ethylene Acetylene Methane Ethane Ethylene Acetylene Methane ANSWER DOWNLOAD EXAMIANS APP
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