Chemistry The Latin word formica means ant. The name formic acid is derived from this Latin word because this acid, in ancient times, was used to eliminate ant-hills this acid was first obtained by the distillation of ants ants are attracted by the odour of this acid this corrosive acid is secreted by ants to drive away their enemies this acid, in ancient times, was used to eliminate ant-hills this acid was first obtained by the distillation of ants ants are attracted by the odour of this acid this corrosive acid is secreted by ants to drive away their enemies ANSWER DOWNLOAD EXAMIANS APP
Chemistry ‘Aerosol’ is known as Microbes, present in air 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 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Setting of plaster of paris involves Dehydration process Oxidation process Reduction process Hydration to form other hydrates Dehydration process Oxidation process Reduction process Hydration to form other hydrates ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following kinds of spectroscopy can provide information on the energy difference between the initial and final states rather the energy levels involved in the transition UV absorption spectroscopy Infrared absorption spectroscopy Rotational spectroscopy UV photoelectron spectroscopy UV absorption spectroscopy Infrared absorption spectroscopy Rotational spectroscopy UV photoelectron spectroscopy ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is used to restore the colour of old oilpaintings ? Ozone Sodium peroxide Hydrogen peroxide Barium peroxide Ozone Sodium peroxide Hydrogen peroxide Barium peroxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry How many atoms of oxygen are in a glucose molecule 3 6 4 10 3 6 4 10 ANSWER DOWNLOAD EXAMIANS APP