Chemistry Electric bulbs are filled with : Argon Oxygen Carbon dioxide Nitrogen Argon Oxygen Carbon dioxide Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which type of radiations are absorbed by the upper layer of the atmosphere? Visible Ultraviolet Radio-waves Infrared Visible Ultraviolet Radio-waves Infrared ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is a monoatomic gas? Nitrogen Fluorine Oxygen Neon Nitrogen Fluorine Oxygen Neon ANSWER DOWNLOAD EXAMIANS APP
Chemistry The percentage of oxygen in air is approximately 0.78 0.01 0.21 1 0.78 0.01 0.21 1 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which among the following metals provides amphoteric oxide ? Silver Aluminium Calcium Sodium Silver Aluminium Calcium Sodium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Silicon is a Insulator Conductor Semiconductor Nonconductor Insulator Conductor Semiconductor Nonconductor ANSWER DOWNLOAD EXAMIANS APP
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