Chemistry The gas that usually causes explosions in coal mines is Carbon monoxide Air Hydrogen Methane Carbon monoxide Air Hydrogen Methane ANSWER DOWNLOAD EXAMIANS APP
Chemistry How many electrons can be accommodated in d-orbital 10 3 8 6 10 3 8 6 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Cement containing excess amount of lime Becomes more strong Is slow setting Is quick setting Cracks during setting Becomes more strong Is slow setting Is quick setting Cracks during setting ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the element required for solar energy conversion ? Ultra pure carbon Silicon Beryllium Tantalum Ultra pure carbon Silicon Beryllium Tantalum ANSWER DOWNLOAD EXAMIANS APP
Chemistry Number of6.023 × 1020 atoms present in one mole of a gas at STP is '6.023 × 10–23 6.023 × 1023 6.023 × 1020 '6.023 × 10–20 '6.023 × 10–23 6.023 × 1023 6.023 × 1020 '6.023 × 10–20 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Iodex, a pain relief balm, has the smell of ________ . Butyl salicylate Ethyl salicylate Methyl salicylate Propyl salicylate Butyl salicylate Ethyl salicylate Methyl salicylate Propyl salicylate ANSWER DOWNLOAD EXAMIANS APP