Chemistry Among the fuels given below, the one with highest calorific value is Coal Natural gas Wood Coke Coal Natural gas Wood Coke ANSWER DOWNLOAD EXAMIANS APP
Chemistry The biogas used for cooking is a mixture of which of the following? Carbon dioxide and oxygen Isobutane and propane Methane and carbon dioxide Methane and carbon monoxide Carbon dioxide and oxygen Isobutane and propane Methane and carbon dioxide Methane and carbon monoxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry What happens when a chemical bond is formed ? More energy is released than is absorbed Energy is neither released nor absorbed Energy is always absorbed Energy in always released More energy is released than is absorbed Energy is neither released nor absorbed Energy is always absorbed Energy in always released ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is secondary air pollutant ? NO2 SO2 Dust particles Photochemical smog NO2 SO2 Dust particles Photochemical smog ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used as a preservative to protect processed food? Saccharin BHT Sodium sulphate Sodium metabisulphite Saccharin BHT Sodium sulphate Sodium metabisulphite ANSWER DOWNLOAD EXAMIANS APP
Chemistry The element used in the manufacture of safety matches is Silicon Magnesium Phosphorous Sulphur Silicon Magnesium Phosphorous Sulphur ANSWER DOWNLOAD EXAMIANS APP
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