Chemistry Which of the following gases will effuse out of football bladder most quickly ? H2 O2 N 2 He H2 O2 N 2 He ANSWER DOWNLOAD EXAMIANS APP
Chemistry The property of hydrogen which distinguishes it from alkali metals is Its non-metallic character Its affinity for non-metal Its reducing character Its electropositive character Its non-metallic character Its affinity for non-metal Its reducing character Its electropositive character ANSWER DOWNLOAD EXAMIANS APP
Chemistry Hydrogen is not found in atmosphere because It is absorbed by plants It immediately combines with oxygen to form water It is highly inflammable It is the lightest gas It is absorbed by plants It immediately combines with oxygen to form water It is highly inflammable It is the lightest gas ANSWER DOWNLOAD EXAMIANS APP
Chemistry Carbon monoxide is an inflammable gas. Which one of the following is also inflammable? Helium Nitrogen Oxygen Hydrogen Helium Nitrogen Oxygen Hydrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry When Hydrogen starts burning in air, it produces ? Water Carbonic Acid Methane Ammonia Water Carbonic Acid Methane Ammonia ANSWER DOWNLOAD EXAMIANS APP
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