Chemistry What is the product formed when sodium bicarbonate is heated strongly? Sodium Peroxide Sodium Carbonate Sodium Hydroxide Sodium Monoxide Sodium Peroxide Sodium Carbonate Sodium Hydroxide Sodium Monoxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The following are the half lives of four active isotopes. Which one of the following is the most dangerous to handle? 100 years 3 billion years 0.01 minute 13 days 100 years 3 billion years 0.01 minute 13 days ANSWER DOWNLOAD EXAMIANS APP
Chemistry The pH of lemon juice is expected to be Equal to 7 Less than 7 More than 7 Nothing can be predicted Equal to 7 Less than 7 More than 7 Nothing can be predicted ANSWER DOWNLOAD EXAMIANS APP
Chemistry The human body is made up of several chemical elements; the element present in the highest proportion (65%) in the body is oxygen hydrogen nitrogen carbon oxygen hydrogen nitrogen carbon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one element has the highest electronegativity value Lithium Chlorine Fluorine Nitrogen Lithium Chlorine Fluorine Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical formula of the laughing gas is NO N2O NO2 N2O3 NO N2O NO2 N2O3 ANSWER DOWNLOAD EXAMIANS APP
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