Chemistry Diamond is lustrous because It is pure It is colourless It is hard Its refractive index is high It is pure It is colourless It is hard Its refractive index is high ANSWER DOWNLOAD EXAMIANS APP
Chemistry The antiparticle of an electron is Proton Beta particles Alpha particles Positron Proton Beta particles Alpha particles Positron ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following organic compound is used to remove stains of iron compounds? Cinnamic acid Benzoic acid Oxalic acid Phthalic acid Cinnamic acid Benzoic acid Oxalic acid Phthalic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Diamond is harder than graphite because of : 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 Tetrahedral structure of diamond None of these ANSWER DOWNLOAD EXAMIANS APP
Chemistry Surface water is a better source of drinking water because it is poor in Dust Arsenic Algae Bacteria Dust Arsenic Algae Bacteria ANSWER DOWNLOAD EXAMIANS APP
Chemistry The hottest part of the gas flame is known as dark zone blue zone non-luminous zone luminous zone dark zone blue zone non-luminous zone luminous zone ANSWER DOWNLOAD EXAMIANS APP
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