Chemistry Which one of the following elements is least likely to be found in commercial fertilisers? Silicon Nitrogen Phosphorous Potassium Silicon Nitrogen Phosphorous Potassium ANSWER DOWNLOAD EXAMIANS APP
Chemistry For a spontaneous chemical process, the free energy change is Depends on whether the reaction is exothermic or endothermic Zero Negative Positive Depends on whether the reaction is exothermic or endothermic Zero Negative Positive ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used to increase the anti-knocking property of petrol ? Tetramethyl lead Triethyl lead Trimethyl lead Tetraethyl lead Tetramethyl lead Triethyl lead Trimethyl lead Tetraethyl lead ANSWER DOWNLOAD EXAMIANS APP
Chemistry Rutherford’s scattering experiment proved the presence of Atoms in all matter Neutrons in atoms Electrons in atoms Nucleus in atoms Atoms in all matter Neutrons in atoms Electrons in atoms Nucleus in atoms ANSWER DOWNLOAD EXAMIANS APP
Chemistry Piped Natural Gas (PNG) is used for Anaesthesia Mining Welding Cooking Anaesthesia Mining Welding Cooking ANSWER DOWNLOAD EXAMIANS APP
Chemistry The advantage of detergents over soaps is Soaps give lather with only soft water Detergents give lather even with hard water Detergents are soluble in water Detergents could not give much lather Soaps give lather with only soft water Detergents give lather even with hard water Detergents are soluble in water Detergents could not give much lather ANSWER DOWNLOAD EXAMIANS APP
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