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 oxidation number of nickel in K4[Ni(CN)4] is –4 Zero 8 4 –4 Zero 8 4 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The laws of electrolysis are given by Arrhenius Faraday Ostwald Lewis Arrhenius Faraday Ostwald Lewis ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following elements is used in the manufacture of safety matches? Sodium Silicon Graphite Phosphorus Sodium Silicon Graphite Phosphorus ANSWER DOWNLOAD EXAMIANS APP
Chemistry Air shows the property of O2 None of these Both A and B N2 O2 None of these Both A and B N2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry 0.01 mole of NaOH is added to 10 liters of water. The pH of water changes by 3 7 6 4 3 7 6 4 ANSWER DOWNLOAD EXAMIANS APP