Chemistry Number of6.023 × 1020 atoms present in one mole of a gas at STP is '6.023 × 10–20 6.023 × 1020 6.023 × 1023 '6.023 × 10–23 '6.023 × 10–20 6.023 × 1020 6.023 × 1023 '6.023 × 10–23 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ionisation energy of nitrogen is greater than that of oxygen because nitrogen has High nuclear charge High bond dissociation energy Stable half filled 2p sub level Smaller atomic radius High nuclear charge High bond dissociation energy Stable half filled 2p sub level Smaller atomic radius ANSWER DOWNLOAD EXAMIANS APP
Chemistry Bleaching powder is prepared by passing : Carbon dioxide over slaked lime Oxygen over slaked lime Chlorine over slaked lime Chlorine over quick lirne Carbon dioxide over slaked lime Oxygen over slaked lime Chlorine over slaked lime Chlorine over quick lirne ANSWER DOWNLOAD EXAMIANS APP
Chemistry Milk is a Metal None of these Mixture Element Metal None of these Mixture Element ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following statements is not correct? Vulcanisation of rubber makes it Soft and flexible Strong and hard Withstand higher temperatures Chemical resistant Soft and flexible Strong and hard Withstand higher temperatures Chemical resistant ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following acts as promoter for iron in Haber's process Mo W Mg Mn Mo W Mg Mn ANSWER DOWNLOAD EXAMIANS APP
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