Chemistry The octane number of zero is assigned to 2-methyl octane iso-octane 3-methyl octane n-heptane 2-methyl octane iso-octane 3-methyl octane n-heptane ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most abundant element by number in the living system is : Hydrogen Carbon Nitrogen Oxygen Hydrogen Carbon Nitrogen Oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry PH value between 6.5-7.5 makes the soil None of these Basic Acidic Neutral None of these Basic Acidic Neutral ANSWER DOWNLOAD EXAMIANS APP
Chemistry Alcoholic (– OH) group can be identified by : Esterification Test Tollen's Reagent Test FeCl3Test Ozonolysis Reaction Esterification Test Tollen's Reagent Test FeCl3Test Ozonolysis Reaction ANSWER DOWNLOAD EXAMIANS APP
Chemistry Atomic number of an atom gives the number of which of the following ? Electrons Neutrons Protons Neutrons and protons Electrons Neutrons Protons Neutrons and protons ANSWER DOWNLOAD EXAMIANS APP
Chemistry Spontaneous change is one in there is: An increase in Internal energy Increase in free energy A lowering of free energy A lowering of entropy An increase in Internal energy Increase in free energy A lowering of free energy A lowering of entropy ANSWER DOWNLOAD EXAMIANS APP