Chemistry Among the following, which is always found in free-state in nature? Sodium Silver Copper Gold Sodium Silver Copper Gold ANSWER DOWNLOAD EXAMIANS APP
Chemistry Among the fuels given below, the one with highest calorific value is Natural gas Coal Wood Coke Natural gas Coal Wood Coke ANSWER DOWNLOAD EXAMIANS APP
Chemistry Cement is made hard with Hydration and dissociation of water Dissociation of water Dehydration Polymerisation Hydration and dissociation of water Dissociation of water Dehydration Polymerisation ANSWER DOWNLOAD EXAMIANS APP
Chemistry Stains of rust on clothes can be removed by : Alcohol H2O2 Petrol Oxalic acid Alcohol H2O2 Petrol Oxalic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry What happens when a chemical bond is formed ? More energy is released than is absorbed Energy in always released Energy is always absorbed Energy is neither released nor absorbed More energy is released than is absorbed Energy in always released Energy is always absorbed Energy is neither released nor absorbed ANSWER DOWNLOAD EXAMIANS APP
Chemistry An example of major air pollutant is Oxygen Helium Carbon monoxide Carbon dioxide Oxygen Helium Carbon monoxide Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
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