Chemistry Diamond is harder than graphite because of : Tetrahedral structure of diamond None of these Difference in layers of atoms Difference of crystalline structures Tetrahedral structure of diamond None of these Difference in layers of atoms Difference of crystalline structures ANSWER DOWNLOAD EXAMIANS APP
Chemistry Stalactites and Stalagmites form due to the precipitation of : CaCl2 MgCl2 CaCO3 MgCO3 CaCl2 MgCl2 CaCO3 MgCO3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The ore which is found in abundance in India is fluorspar magnetite monazite bauxite fluorspar magnetite monazite bauxite ANSWER DOWNLOAD EXAMIANS APP
Chemistry Aquaregia is a mixture of the following in the ratio 1 : 3 by volume 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 Dil. HCl and dil. HNO3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry An emulsion is a colloid of a Liquid in a liquid Liquid in a gas Gas in a solid Gas in a liquid Liquid in a liquid Liquid in a gas Gas in a solid Gas in a liquid ANSWER DOWNLOAD EXAMIANS APP
Chemistry The electronic configuration of an atom having atomic number ‘20’ is 2, 10, 8 2, 8, 8, 2 2, 8, 10 2, 6, 8, 4 2, 10, 8 2, 8, 8, 2 2, 8, 10 2, 6, 8, 4 ANSWER DOWNLOAD EXAMIANS APP