Chemistry Which of the following metals can displace copper from copper sulphate solution ? Platinum Mercury Iron Gold Platinum Mercury Iron Gold ANSWER DOWNLOAD EXAMIANS APP
Chemistry Methanoic and ethanoic acids can be distinguished by the action of NaOH SOCl2 NaHCO3 Tollen's reagent NaOH SOCl2 NaHCO3 Tollen's reagent ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas present in the stratosphere which filters out some of the sun's ultraviolet light and provides an effective shield against radiation damage to living things is ozone helium oxygen methane ozone helium oxygen methane ANSWER DOWNLOAD EXAMIANS APP
Chemistry Nitric acid does not react with Copper Iron Gold Zinc Copper Iron Gold Zinc ANSWER DOWNLOAD EXAMIANS APP
Chemistry In a period from Li to F, ionisation potential Remains same Increases Decreases Cannot be predicted Remains same Increases Decreases Cannot be predicted ANSWER DOWNLOAD EXAMIANS APP
Chemistry Total number of halogen elements found in the periodic table is 13 5 3 8 13 5 3 8 ANSWER DOWNLOAD EXAMIANS APP