Chemistry What is the element that is in the highest percentage in the composition of the earth ? Oxygen Iron Silicon Magnesium Oxygen Iron Silicon Magnesium ANSWER DOWNLOAD EXAMIANS APP
Chemistry An example of replenishable energy source is– Biomass Lignite Petroleum Coal Biomass Lignite Petroleum Coal ANSWER DOWNLOAD EXAMIANS APP
Chemistry Diamond is lustrous because It is hard It is colourless It is pure Its refractive index is high It is hard It is colourless It is pure Its refractive index is high ANSWER DOWNLOAD EXAMIANS APP
Chemistry The non-metal found in the liquid state is Chlorine Nitrogen Fluorine Bromine Chlorine Nitrogen Fluorine Bromine ANSWER DOWNLOAD EXAMIANS APP
Chemistry Catalyst is a substance which Has no action on the rate of the reaction Decreases the rate of reaction Increases the rate of the reaction None of these Has no action on the rate of the reaction Decreases the rate of reaction Increases the rate of the reaction None of these ANSWER DOWNLOAD EXAMIANS APP
Chemistry Catalytic converters are generally made from : Hydrogen Carbon Alkaline metals Transition metals Hydrogen Carbon Alkaline metals Transition metals ANSWER DOWNLOAD EXAMIANS APP
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