Chemistry Which of the following is used to remove rust stains on cloth? Lime Petrol Kerosene Oxalic acid solution Lime Petrol Kerosene Oxalic acid solution ANSWER DOWNLOAD EXAMIANS APP
Chemistry Diamond is lustrous because Its refractive index is high It is pure It is colourless It is hard Its refractive index is high It is pure It is colourless It is hard ANSWER DOWNLOAD EXAMIANS APP
Chemistry The length of double bond is _______ than single bond Longer Shorter None of these Of same lenght Longer Shorter None of these Of same lenght ANSWER DOWNLOAD EXAMIANS APP
Chemistry ________ is a by product of sewage treatment and can be decomposed to produce biogas Sewage Scum Sludge Sewer Sewage Scum Sludge Sewer ANSWER DOWNLOAD EXAMIANS APP
Chemistry Nitrification is the biological process of converting N2 into nitrate N2into nitrite Ammonia into nitrite Ammonia into N2 N2 into nitrate N2into nitrite Ammonia into nitrite Ammonia into N2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry ‘Aerosol’ is known as Pollutant gas, present in air Suspended solid particles in air Green house gas present in air Microbes, present in air Pollutant gas, present in air Suspended solid particles in air Green house gas present in air Microbes, present in air ANSWER DOWNLOAD EXAMIANS APP
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