Chemistry The octane number of zero is assigned to iso-octane n-heptane 3-methyl octane 2-methyl octane iso-octane n-heptane 3-methyl octane 2-methyl octane ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following group of gases contributes to the 'Green House Effect'? Ammonia and Ozone Carbon tetraflouride and Nitrous oxide Carbon dioxide and Methane Carbon monoxide and Sulphur dioxide Ammonia and Ozone Carbon tetraflouride and Nitrous oxide Carbon dioxide and Methane Carbon monoxide and Sulphur dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry When lime juice is dropped on baking soda, brisk effervescence takes place because the gas evolved is All of them Hydrogen Carbon dioxide Oxygen All of them Hydrogen Carbon dioxide Oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry In a reaction of the type A+B ? C+D one could ensure it to be a first order reaction by : Adding a catalyst Increasing the temperature Increasing the concentration of a reactant Increasing the concentration of a product Adding a catalyst Increasing the temperature Increasing the concentration of a reactant Increasing the concentration of a product ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following organic compounds has fruity smell? Ether Aldehyde Ester Alcohol Ether Aldehyde Ester Alcohol ANSWER DOWNLOAD EXAMIANS APP
Chemistry When a metal is heated in a flame, the electrons absorb energy and jump to higher energy state. On coming back to the lower energy siate, they emit light, which we can observe in Raman spectra Emission spectra Fluorescence Absorption spectra Raman spectra Emission spectra Fluorescence Absorption spectra ANSWER DOWNLOAD EXAMIANS APP
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