Chemistry The metal ion present in Vitamin B12 is Zinc Iron Cobalt Nickel Zinc Iron Cobalt Nickel ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one is a naturally occuring noble gas Argon Boron Potassium Sodium Argon Boron Potassium Sodium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The lustre of the metals is because of High density, due to closed packing of atoms Reflection of light due to the presence of free electrons High polish Absorption of light due to the presence of cavities High density, due to closed packing of atoms Reflection of light due to the presence of free electrons High polish Absorption of light due to the presence of cavities ANSWER DOWNLOAD EXAMIANS APP
Chemistry The main use of salt in the diet is to make the taste of food better increase the solubility of food particles in water ease the process of cooking produce in small amounts the hydrochloric acid required for the digestion of food make the taste of food better increase the solubility of food particles in water ease the process of cooking produce in small amounts the hydrochloric acid required for the digestion of food ANSWER DOWNLOAD EXAMIANS APP
Chemistry The compound that has the least value for octane number is : Iso-octane 2-methyl heptane N-heptane 2,2-dimethyl hexane Iso-octane 2-methyl heptane N-heptane 2,2-dimethyl hexane ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which metal is the heaviest in periodic table among the following ? Pt Os W Pb Pt Os W Pb ANSWER DOWNLOAD EXAMIANS APP