Chemistry What is the chemical symbol of mercury Hg None of these Mg Mr Hg None of these Mg Mr ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas used for filling weather balloons is Hydrogen Nitrogen Helium Air Hydrogen Nitrogen Helium Air ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following does not form oxyacid ? Sulphur Chlorine Fluorine Nitrogen Sulphur Chlorine Fluorine Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas that is used in the manufacture of vanaspati ghee is : Oxygen Carbon dioxide Hydrogen Nitrogen Oxygen Carbon dioxide Hydrogen Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used as filler in tyre of rubber ? Graphite Coke Coal Carbon black Graphite Coke Coal Carbon black ANSWER DOWNLOAD EXAMIANS APP
Chemistry In the periodic table of elements, on moving from left to right across a period, the atomic radius Remains unchanged Increases Decreases Does not follow a definite pattern Remains unchanged Increases Decreases Does not follow a definite pattern ANSWER DOWNLOAD EXAMIANS APP