Chemistry Which gas is most stable at room temperature F2 N2 O2 H2 F2 N2 O2 H2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most abundant element is Calcium Nitrogen Silicon Oxygen Calcium Nitrogen Silicon Oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Total number of naturally occurring elements 98 110 92 62 98 110 92 62 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical name of baking soda is Sodium carbonate Sodium bicarbonate Sodium chloride Sodium nitrate Sodium carbonate Sodium bicarbonate Sodium chloride Sodium nitrate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used for refrigeration? Sulphur dioxide Freon Phosphine Chlorine Sulphur dioxide Freon Phosphine Chlorine ANSWER DOWNLOAD EXAMIANS APP
Chemistry The elements in the modern Periodic table are arranged according to their Neutron number Mass number Atomic Weight Atomic number Neutron number Mass number Atomic Weight Atomic number ANSWER DOWNLOAD EXAMIANS APP
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