Chemistry The antiparticle of an electron is Beta particles Alpha particles Proton Positron Beta particles Alpha particles Proton Positron ANSWER DOWNLOAD EXAMIANS APP
Chemistry If all bullets could not be removed from gun shot injury of a man, it may cause poisoning by Iron Mercury Arsenic Lead Iron Mercury Arsenic Lead ANSWER DOWNLOAD EXAMIANS APP
Chemistry Tear gas is : Bleaching powder Chloroprene Nitrous oxide Carbonyl chloride Bleaching powder Chloroprene Nitrous oxide Carbonyl chloride ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following chemical materials is responsible for the depletion of ozone layer in the atmosphere ? Chlorofluorocarbon Nitrous oxide Sulphur dioxide Carbon dioxide Chlorofluorocarbon Nitrous oxide Sulphur dioxide Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Atoms having the same number of protons but different number of neutrons are called : Anions Higgs-boson Isotopes Cations Anions Higgs-boson Isotopes Cations ANSWER DOWNLOAD EXAMIANS APP
Chemistry Aquaregia is a mixture of the following in the ratio 1 : 3 by volume Dil. HCl and dil. HNO3 Conc. HNO3 and conc. H2SO4 Conc. HCl and conc. HNO3 Conc. HNO3 and conc. HCl Dil. HCl and dil. HNO3 Conc. HNO3 and conc. H2SO4 Conc. HCl and conc. HNO3 Conc. HNO3 and conc. HCl ANSWER DOWNLOAD EXAMIANS APP
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