Chemistry The most abundant element is Silicon Nitrogen Oxygen Calcium Silicon Nitrogen Oxygen Calcium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Philosopher’s Wool is Zinc carbonate Zinc blende Zinc oxide Zinc sulphate Zinc carbonate Zinc blende Zinc oxide Zinc sulphate ANSWER DOWNLOAD EXAMIANS APP
Chemistry In a reaction of the type A+B ? C+D one could ensure it to be a first order reaction by : Increasing the concentration of a product Increasing the temperature Adding a catalyst Increasing the concentration of a reactant Increasing the concentration of a product Increasing the temperature Adding a catalyst Increasing the concentration of a reactant ANSWER DOWNLOAD EXAMIANS APP
Chemistry If lime water is kept in the air, it turns milky due to presence of : Oxygen Sulphurdioxide Nitrogen Carbondioxide Oxygen Sulphurdioxide Nitrogen Carbondioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The ionic radii of N3-, O2-, F- and Na+ follows the order N3- > Na+ > O2- > F- O2- > F- > Na+ > N3- Na+ > O2- > N3- > F- N3- > O2- > F- > Na+ N3- > Na+ > O2- > F- O2- > F- > Na+ > N3- Na+ > O2- > N3- > F- N3- > O2- > F- > Na+ ANSWER DOWNLOAD EXAMIANS APP
Chemistry Diamond is lustrous because It is hard It is pure Its refractive index is high It is colourless It is hard It is pure Its refractive index is high It is colourless ANSWER DOWNLOAD EXAMIANS APP
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