Chemistry Who first published the periodic table Julius Lothar Meyer Henry Moseley Dmitri Mendeleev John Dalton Julius Lothar Meyer Henry Moseley Dmitri Mendeleev John Dalton ANSWER DOWNLOAD EXAMIANS APP
Chemistry The molecular mass of a gas is Half its vapour pressure Twice its vapour pressure Not related to its vapour pressure Equal to its vapour pressure Half its vapour pressure Twice its vapour pressure Not related to its vapour pressure Equal to its vapour pressure ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most important ore of lead is Siderite Magnetite Pyrolusite Galena Siderite Magnetite Pyrolusite Galena ANSWER DOWNLOAD EXAMIANS APP
Chemistry Surface water is a better source of drinking water because it is poor in Arsenic Algae Dust Bacteria Arsenic Algae Dust Bacteria ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is a micro-element ? Oxygen Hydrogen Chlorine Nitrogen Oxygen Hydrogen Chlorine Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Aquaregia is a mixture of the following in the ratio 1 : 3 by volume 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 Dil. HCl and dil. HNO3 Conc. HNO3 and conc. H2SO4 Conc. HCl and conc. HNO3 ANSWER DOWNLOAD EXAMIANS APP
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