Chemistry Equal masses of oxygen, hydrogen and methane are kept under identical conditions. The ratio of the volumes of gases will be 1 : 1 : 1 1 : 16 : 2 2 : 16 : 1 2 : 16 : 2 1 : 1 : 1 1 : 16 : 2 2 : 16 : 1 2 : 16 : 2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most electropositive elements among the following is Na K Ca Cs Na K Ca Cs ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the product formed when sodium bicarbonate is heated strongly? Sodium Carbonate Sodium Peroxide Sodium Hydroxide Sodium Monoxide Sodium Carbonate Sodium Peroxide Sodium Hydroxide Sodium Monoxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following gases is most toxic ? Sulphur dioxide Carbon monoxide Chlorine Carbon dioxide Sulphur dioxide Carbon monoxide Chlorine Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the most commonly used substance in fluorescent tubes? Mercury oxide and neon Sodium vapour and neon Sodium oxide and argon Mercury vapour and argon Mercury oxide and neon Sodium vapour and neon Sodium oxide and argon Mercury vapour and argon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Air shows the property of O2 Both A and B None of these N2 O2 Both A and B None of these N2 ANSWER DOWNLOAD EXAMIANS APP
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